A terrified family calls 999 when their baby becomes unresponsive, and paramedics must shock him back to life with a defibrillator. A truck driver is diverted along a narrow country road which can't cope with the weight of his vehicle.

Footage from a glider pilot captures him crashing and getting stuck in a tree and the operation to rescue him. CCTV records a car that fails to stop at a notorious crossroads.

A fisherman describes being washed overboard at night off the south coast, a history buff tells how he hauled a live grenade out of a canal, and a student relives the moment when a massive tree struck her car during a storm.

A 60-year-old woman attempting to row across the Atlantic Ocean has to be rescued when her boat begins to fill with water. An animal lover falls down a sewer as he attempts to rescue his pet dog.

A schoolgirl recounts how she saved the life of her stepfather by performing CPR. An uncle and niece are filmed as they are rescued by a ferry after their dinghy capsized.

A schoolboy recalls the day he was horrifically injured after falling off his BMX bike while performing tricks. A young rider describes the moment she was thrown from her horse during an amateur race.

2 scuba divers describe how they found a WWII bomb under a pier. A steward at a cycling event tells how a support car drove straight at him. A mother snatches her child from the path of a car.

A para-glider crash lands onto a wall in the Peak District. A son witnesses his mother crash her bicycle. A cameraman filming a storm almost ends up a victim himself.

A race against the tide as a young woman lies injured in a rock pool after plunging 40 foot down a cliff during a family holiday. And a young girl and her grandfather come close to tragedy on a bike ride that threatens to be their last.

A father out surfing is found unconscious in the sea, fellow surfers battle to pull him to shore and give him CPR as lifeboat and coastguard services join the rescue. A father is on the school run when a huge tree crashes onto his car.

A base jumper misjudges his launch and crash-lands on a rocky beach. A mother relives the moment her young daughter fell from her pony during a competition and was trampled underfoot.

1,000's of football fans applaud as helicopter medics land on the pitch and try to save the life of a club steward. A young mum describes how a huge lorry ploughed into stationary traffic.

A veteran saloon car race driver is involved in a horrific crash on the finish line, two friends fish a hand grenade out of a river, and a young boy alerts his mum to a car fire.

A para-glider misjudges the thermals and plunges, out of control into the tree canopy. Two young boys are trapped on the top floor of their burning home. A snowboarder is wiped out by a skier.

A young man falls down a huge crack in the ice thousands of feet up a mountain. A car catches fire at a safari park, inside the lion enclosure. Police chase a high speed driver who has overtaken 4 unmarked police cars.

The story of a para-glider left hanging by a thread in a forest after his canopy collapses. A dash cam captures the moment 3 cars collide. A bullock on the pitch has a cricket team hit for six.

Nick examines the extraordinary rescue of a young man swept out to sea on his surfboard. In Leeds a local resident comes to the aid of a young woman who has fallen into a river.

The Royal Navy save 14 people from a yacht that has lost its mast amid a mid-Atlantic storm. A schoolgirl sees her mum's car on fire outside the school and fears she is still inside it.

Two workmates leap into a harbour to save a drowning man, on her way home from work a mum falls asleep at the wheel and a hiker captures a dramatic moment when a cliff collapses in front of her.

When a small plane loses engine power a day trip over the Dorset coast turns into a terrifying ordeal. Three young lads call for help when when two of them become trapped in a mountain of mud and begin to sink.

A drone searches for a British climber who has gone missing in the Himalayas. A mother panics when she sees a news picture of her son's wrecked car and she can't contact him.

An amateur racing driver loses control on the track. His car somersaults towards the crash barriers, his safety cage fails, and he is left hanging upside down from the car. Plus a young mum dials 999 suspecting her baby has meningitis, and a runaway bus heads down a hill with passengers still on board.

A mountain biker suffers a freak accident in the Peak District and lies bleeding to death. An emergency call handler takes a call from a 3-year-old whose pregnant mum has fallen down the stairs.

A British pensioner on the trip of a lifetime is lost in the Australian bush without food and water. A mum on the school run is crushed by her own car. A champion British kite surfer suffers a traumatic injury when a stunt goes wrong.

Fire crews battle to reach a woman trapped in her 3rd-floor flat as smoke and flames envelop them all. Snowboarders accidentally trigger an avalanche on Mount Cook.

A 12-year-old boy falls from a clifftop on to concrete sea defences. His father arrives at the scene to find emergency workers battling to save his son. And two British adventures are trapped in the ice off Alaska in a bid to cross the Bering Sea.

Nick tells the moving story of a police motorcyclist, responding to help at an accident, who crashed and became the patient himself. Plus a conservationist describes what happened when he was attacked by the very elephants he campaigns to save.

Featuring the story of two close friends bodyboarding off an Australian beach, one of whom has to go to the aid of the other when a great white shark attacks. A motorist risks her life to save a family when their car bursts into flames following a motorway smash, and a woman survives when part of a huge tree crashes on to her car in a storm.

A fishing trawler is sinking off the Shetland Islands, and one of the rescuers discovers his close friends are on board. Plus a little boy is trapped in a tumble dryer - the family's dog alerts his mum - and two brothers are on the Swiss ski slopes when one vanishes 60 feet down a crevasse.

A family break down on a busy road with no hard shoulder, and a lorry driver fails to see them. Plus a speedboat trip nearly ends in tragedy when the vessel is swamped by a wave, and a grandad out mountain biking with a friend takes a tumble in a remote location. A mountain rescue team go to his aid.

A couple become lost in a blizzard while hiking in the Scottish Cairngorms, and a man has a lucky escape when a car crashes into a bakery shop front as he is about to enter. Plus a mum tells how she was saved by the quick-thinking actions of her young daughters when she collapsed while driving.

A young couple out for a walk are struck by an out-of-control car, a young mother dials 999 when her baby is unresponsive and a teenage motorcyclist meets a 4x4 head on.

When a film extra is taken ill at the top of a tower at Worcester Cathedral a coastguard crew try to save him, a mother and daughter flee a fire in their flat and pub customers flee an out-of-control lorry.

A group of visitors, including a mother and newborn baby, are trapped 50 metres up at the top of a popular tourist attraction, and there are terrifying consequences for a young rock climber when he disobeys his father.