Big Brother Episode Rating Graph

The housemates must nominate each other for eviction. Hosted by Sonia Kruger.

All the fun, action and drama from the housemates' first week in Big Brother's twisted house. Narrated by Mike Goldman.

Highlights are shown of life from within the house.

Highlights are shown of life from within the house.

The housemates compete for power in the house. Hosted by Shelley Craft; co-hosted by Mike Goldman and Michael Beveridge.

Big Brother is back, ready to unleash a new set of twists on this year's housemates. Hosted by Sonia Kruger.

The first Big Brother live eviction with Sonia Kruger. Who will leave the house this week?

Highlights are shown of the first night in the house for the new breed of housemates.

Keep your friends close and your enemies closer is the name of the game for one determined housemate. A monumental blindside unfolds when they finally get their shot at revenge.

All the fun, action and drama from the housemates first week in Big Brother's twisted house. Narrated by Mike Goldman.

As housemates deal with the ramifications of the last eviction, someone awaits a roommate in the mirrored room – but will they go crazy first?

All the fun, action and drama from the housemates second week in Big Brother's twisted house. Narrated by Mike Goldman.

Big Brother has the hungry housemates run off their feet and it's a battle royale as carnivore and vegan go head to head.

Big Brother flies in some special guests for a task that has everyone in a flap. Which massive player won’t survive the walking dead eviction showdown.

The housemates are tasked with mission impossible; a pumped-up challenge leaves someone feeling deflated; two housemates get close and an eviction ceremony shock.

Twelve brand new housemates arrive, determined to beat Big Brother at his own game. As they get to know each other, they have to contend with Big Brother’s new house, new playground and new tricks.

All the fun, action and drama from the housemates second week in Big Brother's twisted house. Narrated by Mike Goldman.

Highlights are shown of life within the house. Housemates nominate for the first time.

Big Brother adds fuel to the fire of Hell Week with a spectacular twist that will send home a major player.

Highlights are shown of life from within the house.

Highlights are shown of life from within the house.

All the fun, action and drama from the housemates first week in Big Brother's twisted house. Narrated by Mike Goldman.

The new heads of house embrace their role, joining forces to create havoc. Meanwhile past alliances are thown out the window.

Our housemates have just been rocked by the unexpected arrival of two super hot intruders - Bella and Teejay. And as they check out the house, the housemates are checking them out.

The Big Brother house of love is in full swing, with housemates, all coupled up... there is Josh and Tay, Louis and Minee and Jake and Ari... Not to mention the two intruders Teejay and Bella.

They’ve been cut off from the outside world for 28 days but that’s all about to change. Big Brother is placed into lockdown and the game is suspended as the escalating coronavirus pandemic hits home.

The house gathers for a post-mortem on the first eviction. It has only been a few days, but Jake has managed to somehow attach himself to not one but three girls… Minee, Annelise and Ari.

Big Brother gives one housemate a second chance to take down the others. As the housemates become ‘Yes Men’, there is another nomination challenge to get stuck into.

Fifteen sexy singles arrive, excited to enter Big Brother’s house, but they quickly discover not everything is as they expected.

A shattered Housemate seeks revenge and sets out to bring down an unbreakable alliance.

Things are getting cramped in the house as one housemate plots a risky power play.

Here we watch 12 new housemates (all strangers), enter the newly refurbished Big Brother house, for another year of fun, secrets, lies and deception.

The first week in the Big Brother House shows that the housemates need to maintain the house, by addind a new coat of paint to the walls, and living on a low amount of food.

One housemate decides it’s time to unite the two sides of the house to get rid of a common enemy. But could this big move backfire? Plus a surprise return!

After sharing their first kiss the night before, Josh and Tay wake up in each-others arms in the King And Queen suite. Over breakfast, Tay is quick to share the news of her kiss with her sister Ari.

Louis and Minee’s attraction to each other is palpable as they sit in the garden and talk about fashion and style; or Louis’ lack thereof.

With only four days left in the house, the $250,000 prize is closer than ever as two housemates roll the dice on Big Brother’s biggest twist yet! Big Brother is hosted by Sonia Kruger.

The Big Red Button is in the house and no-one knows if it will bring punishment or reward. As reality hits, loyalties are tested and the determination to win is greater than ever.

Paranoia grows and game play takes an unexpected turn as Big Brother saves his most epic twist for last. Big Brother is hosted by Sonia Kruger.

They've made it to the top 10, but there are plenty of shocks ahead as the game heats up. A bold plan is hatched, but a costly mistake from one of their own could be the alphas' undoing.

With just eight housemates remaining, paranoia is high and huge deals are being made. What massive game changer lies with Big Brother’s secret eye?

Paranoia is setting in for the top six housemates as they fight for their lives in Second Chance Week.

With a dark cloud hovering over the house, Housemates must brave the rain if they want to win big. The boys live it up with an advantage over the girls.

Surprise Week ends with the biggest shock of them all when Big Brother’s secret attic is revealed!

One gravity-defying challenge and two unbreakable bonds but the big power sits with a little package.

Mother Nature unleashes hell as Housemates compete in the most physically gruelling challenge yet. There's a storm brewing inside the house when one person sets off a game of "he said, she said".

The battle lines are drawn for the biggest showdown of the game as the Top 4 for 2020 is decided. Expect two epic challenges and a monster twist when one housemate’s secret power is revealed.