The couples go on their final dates... will any cracks in their marriages be put under added pressure? Difficult decisions lie ahead and there's a crisis on the cards for one husband and wife.

It's the last dinner party for the couples. The honesty box game unveils some uncomfortable truths, and Thomas and Adrian make a shock announcement.

Two more couples put their trust in science. But will they make it down the aisle and marry at first sight?

It's time for the vow renewals and as one couple commit to spending their future together, the fate of two others hangs in the balance...

Stephanie and Benjamin are living together now and learning that the path to true love does not always run smoothly. And Harriet and Richard head to Lisbon for their honeymoon.

It's Love/Hate week for the couples. Can they improve their honesty and communication?

It's the last Commitment Ceremony, and while some relationships are solid, others are shaky. All of the participants must make the most improtant decision to date: agree to go to the Vow Renewal Ceremony, or call quits on their marriage.

The newlyweds head off on their honeymoons, sharing romantic activities in exotic locations. Will they fall in love? Or for one couple, will the football on TV get in the way?

It's the Couple's Retreat and as old feuds are reignited, a connection forms between a bride and groom... who aren't married to each other!

With final vows fast approaching, tensions rise as the most important decision awaits. Who will commit to a future together and who will walk away for good?

In this 90-minute special, four couples who met for the first time on their wedding day live together for four weeks as husband and wife. And then they must decide whether to stay together or split.

Two strangers meet and marry. Will the newlyweds grow to be a real couple over the next five weeks? Or will a quickie divorce be required?

All of the couples reunite for the final ever dinner party. The experts watch on as the honesty box sets off a disagreement that ends the evening with a bang.

The experts match Stephanie with Benjamin and Carrie and Wayne. Can the couples persuade friends and family that marrying a stranger isn't such a crazy idea? And will they actually like each other?

While Verity and Jack exchange wedding vows seconds after their first meeting, newlyweds Jonathan and Stephanie start getting to know each other on their honeymoon in Seville

The first two couples heading down the aisle are nurse Steph and property manager Jonathan, and office manager Verity and IT consultant Jack.

The experts welcome back the 16 participents for a final review of their experience marrying a stranger. What have they learnt about themselves?

After a dramatic round of homestays, it's time for the remaining couples to face their final Commitment Ceremony and garder advice from the experts. While some couples are happy with their progress, others aren't faring as well.

The couples face the experts one last time, as they reflect on their experience in the experiment and their futures. But for some, the drama continues to unfold.

Thomas and the bridges head off on their homestays, where Jordan gets a grilling, Zoe and Jenna struggle to decide where they would live in the outisde world, and Adrian hears some harsh feedback from Thomas' mum and dad.

After four months as husband and wife, Owen and Michelle face a make-or-break decision, as they deal with living 250 miles apart. And David and Shareen grapple with finding common ground.

The two couples who married at first sight enter the final weeks of the experiment. Do they have a long-term future. Will they stay together or seek a divorce?

The drama of the Couple's Retreat continues, as marriages hit the rocks and one bride's worst fears are realised as a bombshell is dropped at the dinner party.

The experts deliver some tough truths to help the couples progress on their journey

In this first episode, after a year of rigorous testing and measuring the experts decide who will marry who.

Celebrations at the dinner party are cut short as the Anonymous Letters assignment brings to light some uncomfortable observations for the couples. And a shocking confession from Jordan leaves Chanita with serious doubts about their future.

It's wedding day. After months of testing, two couples, matched by experts, meet for the very first time at the altar to get legally married. Will they even fancy each other?

At the second dinner party, two grooms arrive alone, and the Honesty Box turns up the heat

Four more couples head off on their honeymoon. But while it's romance for some, others struggle to find their spark. And one couple quickly hit rough waters.

More strangers take the ultimate gamble - but will opposites attract when they meet at the altar? And Married at First Sight UK celebrates its first same sex wedding.

Two new couples get wed... sparks fly for some, but there's second thot for others.

At the Commitment Ceremony, some marriages flourish, but others begin to wither in front of the group. Will anyone decide to walk away from the experiment, and their partner, for good?

At Kasia's homestay, Kwame's in for a shock when he comes face-to-face with her lotal sisters. Back in London, the L-bomb gets dropped, and on a night out, an ongoing fued comes to an explosive conclusion.

Steph and Jonathan are now living together, learning that true love doesn't always run smoothly, as Verity and Jack get to know each other on honeymoon

The penultimate dinner party serves up an extra helping of drama, as the anonymous letters force the group to face some uncomfortable truths. And a clash over communication leads to an explosive confrontation between one couple.

Would you marry a complete stranger you first meet on your wedding day? A panel of experts match up a couple. Will true love flourish for these two singletons looking for The One?

The group reunite for the first time since the experiment ended for one final dinner party, where they find out which marriages have flourished in the outside world and which ones didn't withstand the pressure.

As the experiment draws to a close, the remaining couples move out of the apartments and prepare for Vow Renewals.

Wedding bells ring again as another couple step into the unknown and join the experiment. Back at the apartments, the married couples open the door to some familiar faces during In-laws Week.

It's back! Sixteen new singletons, who are looking for love, marry strangers. The brides and grooms celebrate their last night of freedom and the weddings begin.

It's the third dinner party, and newcomers are about to crash the party...

The final two couples in the experiment set off on their honeymoons.

One groom's surprise announcement might leave him stranded by a runaway bride, and a twice-married single mum hopes to find love that will last.

Primary school teacher Michelle, IT sales manager Owen, businessman David and events manager Shareen receive the exciting news that they have been matched by the experts. What will their families say?

In this extended opening episode, the brides and grooms enjoy one last night of freedom at their stag and hen parties. The drama kicks off early when one groom's controversial opinion leaves everyone questioning whether he's there for the right reasons.

Its the penultimate Commitment Ceremony for the couples. Some of the marriages have reached new heights, but others could be nearing the end of the line. And, after shocking scenes, the experts must make a decision that has dramatic consequences.

The Homestays continue as the couples try to fit into each other's lives. Some form deeper and stronger connections with their partners, but real-world pressures could be too much for one couple.

The group reunite for one final dinner party. Old feuds flare up and a shocking rumour is revealed, but which marriages have flourished and which have failed?

The couples take their seats at the second dinner party. One partner is left wondering if their spouse will even show up, while the honesty box exposes cracks in another marriage. However, rumours about one bride's behaviour behind closed doors spark the biggest conflict of the evening.

The homestays get underway, and while one couple get an unexpectedly warm welcome from the mother-in-law, it's far from home-sweet-home for another husband and wife.

Four more single people agree to marry a stranger. While one couple believe their match was written in the stars, the other pair discover that they have worryingly different lifestyles.

It's the penultimate Commitment Ceremony and the experts assess the fallout from the Couple's Retreat. But a huge curveball arises, leaving the experts stumped.

Our first set of newly-weds jet off on their honeymoons to start married life. Will early buds of love blossom on the beach or will the sun set early on romance?

It's Vow Renewals time, and after seeking advice from their nearest and dearest, our couples decide whether or not to embark on their happily ever afters.

At the third dinner party, a new bride's arrival and honeymoon antics stir up emotional reactions in the group. Also, another bride is forced to come clean about the lack of spark in her relationship.

The group face the experts at another emotionally charged Commitment Ceremony. One couple affirm their love, and a bride's behaviour is called out by the experts and the group.

The next phase of the experiment begins as the first four couples go on their honeymoons. Some relationships blossom, while other couples aren't sure they're compatible.

In the reunion commitment ceremony, the couples celebrate the journeys and confront their issues as they look to the future. One husband makes a final admission that shocks the whole group.

It's the final boys' and girls' night out, with old friends joining the fun. But one familiar face's shocking revelation sparks the mother of all showdowns.

The final newlyweds embark on their honeymoons, and while one couple realise that physical intimacy doesn't always lead to a deeper connection, another pair are pushed to breaking point by one partner's constant need for reassurance. Also, a bride's family deliver stern words of warning to her badly behaved husband.

Homestays continue, as the remaining couples return to their hometowns and reunite with friends and family. An emotional mum voices her concerns about her daughter's future, and another bride recieves feedback from a friend.

As the couples return home to prepare for vow renewals, one couple leave the apartments on far from good terms and a bride questions her husband's feelings.

It's the reunion dinner party and in true MAFS style, across-the-table action is served as two brides clash. One groom faces a reckoning for his behaviour as the couples learn which pairings survived in the outside world.

On the second day of the couples' retreat, the group reunite for a dinner party. Revelations from the previous day are brought to a head at the table, leading one bride to hit back at the group and throwing another's marriage into turmoil.

It's Commitment Ceremony time, and while the cracks start to show for one couple, another pair finally make some much-needed progress. The experts force another couple to seriously consider the future of their marriage.

It's time to play happy families as Homestays get underway, giving the couples a glimpse of what life could be like outside of the experiment, and the opportunity to gain insight from loved ones.

The couples take some time apart as the group splits in two for separate days out. But the relaxation soon turns to drama when one groom confesses his true feelings about his bride, and the burden of a long-hidden secret causes an explosive clash for one pair.

It's Partner Swap Week, where everyone spends time living with a different bride or groom. While absence makes one groom's heart grow especially fonder, time apart reveals troubling fault lines in other marriages, testing one couple's relationship.

At the final Commitment Ceremony, the remaining couples seek the experts advice one last time. As crucial decisions are made, one bride faces up to some difficult truths, and the revelation of a secret scandal shocks the group.

On their final dates, one couple face up to their long-distance future in a deeply emotional discussion, and for another, an ill-chosen date venue sparks a rollercoaster of emotions that leaves huge question marks hanging over their marriage.

At the final dinner party, one couple question whether their love can survive on the outside and another clash over double standards. And it's vow renewal time!

It's commitment crunch time as the vow renewals continue. One emotional groom questions whether he's enough and one couple decide if long-distance can survive.

In the final reunion ceremony, the group look back on their time in the experiment. And can the experts help one marriage hanging in the balance?

Series nine concludes with the final Reunion Ceremony, a last chance for the group to meet with experts and look back on their time in the experiment.

More of the married couples' loved ones visit for In-Laws Week, but one husband receives a damning review, while another new pair join the search for love.

The next phase of the experiment begins, as the first four couples embark on luxury honeymoons in the sun.

It's the much-anticipated 'Love/Hate Week', as the experts push the couples to reveal their biggest likes and dislikes about each other. While some bonds grow stronger and feelings are shared, emotions boil over when one groom reaches breaking point after hearing his wife's critiques.

One more couple say 'I do', but will the groom's humour leave his wife unamused? And as the final honeymoons continue, is there trouble in paradise for one pair?

It's rural retreat time, and a welcome romantic break for some. But rumours about a bride's behaviour spiral and lead to a confrontation, while another bride learns a heartbreaking truth.

It's a crucial moment for the remaining couples as they embark on their final dates, which offer a chance to reflect on their journey through the experiment.

Instant sparks fly in a passionate ceremony as our final couple get wed. And as the in-laws keep coming, one bride falls short for a frustrated friend.

At another dinner party, some couples share their positive progress, but one bride is left desperate for answers about her marriage. Also, when one couple's authenticity is questioned, tensions explode.

The couples have their final dates and their last chance to consider their futures. But will the dates strengthen bonds, or lead to difficult disscussions?

Our last newly-wed couples jet off on their honeymoons. Love blossoms for some but others begin to feel the strain, and one bride is pushed to breaking point.

The couples face the experts at their very first Commitment Ceremony, where they must make a critical decision: whether to stay in the process and continue working on their relationships, or choose to walk away from their marriages for good.

The couples come together for one last time at the final dinner party. But celebrations are cut short when the honesty box delivers some uncomfortable questions.

The couples come together with the experts at the Commitment Ceremony. While love is in the air for some, a shock revelation sends the group reeling, putting more than one marriage on the line and leading to a tense, nail-biting showdown in the most dramatic ceremony of the series.

Another pair of brave singles walk down the aisle, but will a frosty first impression leave one bride out in the cold? And will there be harmonious honeymoons for our freshest newly-weds?

The group return from the retreat and head straight for the Commitment Ceremony. Some couples reap the rewards from their time away, but for others turmoil grows, departures loom, and one bride questions whether her marriage is beyond repair.

In the aftermath of Partner Swap Week, the couples gather for their sixth dinner party. While one groom can't wait to share his romantic realisation, others have less cause to celebrate, and one couple's downward spiral continues.

As two new singles meet and marry at the altar, a bride hopes to find a man who can handle her, while her groom prepares to drop a bombshell of a revelation.

The couples have reached the first Commitment Ceremony, where they meet to discuss their marriages with the experts and also make a critical decision.

The newlyweds settle into their new homes and come together for their first dinner party, but one groom's behaviour shocks the group and forces his wife to question her new husband.

The problems between one husband and wife worsen, close family ties put strain on another marriage, and probing questions from friends lead to an explosive argument.

There's a showstopping entrance and a major wobble as four more strangers say 'I do'. And our first set of newly-weds jet off on their honeymoons, but are cracks beginning to show?

It's the time some couples dread... in-laws week! But one couple's breakthrough proves that in-law intervention isn't always bad. Plus: a new wedding!

At another new wedding, a high-speed bride and laidback groom say 'I do'... what could go wrong?! And will more in-law intervention help or hinder harmony?

An unexpected arrival at the countryside retreat leads to a devastating showdown. And as one marital breakdown continues to spiral, the group are caught in the crossfire at an explosive dinner party.

The penultimate Dinner Party packs an emotional punch when anonymous letters compel every couple to face their problems head-on, and tensions rise as two of the group clash.

It's Dinner Party time, and the aftermath of the big days out creates tension. Two husbands clash when one of them tries to defend his wife's honour, and a dinner table disagreement sends another couple on a downward spiral. However, it's a surprise arrival that delivers the biggest shock of the evening.

At the commitment ceremony, some relationships blossom like their wedding bouquets. But for others, there's communication calamity and a 'do-I-stay?' dilemma.

Marriages are put under the spotlight once more at the second Commitment Ceremony, as the experts deliver some hard-hitting truths to help the couples progress

With Richard and Harriet about to exchange their wedding vows, newlyweds Benjamin and Stephanie are already on honeymoon in Mallorca - and starting to get a little closer

The remaining newly-weds head off across the world to enjoy luxurious honeymoons. For some, feelings flourish in the tropical climes, but others start to feel the heat of their marriages, which pushes one couple to breaking point.

The next phase of the experiment begins, as the newly-weds move into their apartments and come together for the very first dinner party. But events take a dramatic turn when emotions run high for the couples who are struggling to find marital bliss.

The couples get a taste of the future as they embark on their homestays. But immersing themselves in each other's worlds raises big questions for some...

Another four strangers take the ultimate gamble on love and tie the knot with a total stranger. While one bride gets more than she bargained for, an overprotective friend threatens to spoil the big day for a groom and his new husband.

The next group of newlyweds fly off to tropical climes, but while fun in the sun is on the cards for some, others find their first break away together far from blissful.