Stories of brushes with disaster. Motorists struggle to save a woman trapped in her crashed car, and a young motorcyclist films his own lucky escape on a busy roundabout. Show more

Stories of brushes with disaster. One of the most horrific falls a jockey has survived in the history of British horseracing and a girl who has been swallowed up by the ground. Show more

Stories of brushes with disaster. A TV cameraman's parachute opens too late to prevent him hitting a mountainside and a horse rolls on top of its fallen teenage rider. Show more

Nick Knowles presents close calls caught on film, including the dramatic moment a 19-year-old is brought back to life after his heart stops during a cardiac arrest. Show more

Nick Knowles presents close calls caught on film. A young man disappears down a huge crack in the ice thousands of feet up a mountain. Show more

Stories of brushes with disaster. When fire engulfs a brand new boat, two men battle to launch a life raft. Elsewhere, a charity climber must be airlifted to safety. Show more

Nick Knowles presents close calls caught on film. CCTV captures the moment a motorbike hits a car, catapulting a married couple metres through the air. Show more

Nick Knowles presents close calls caught on film. A man fights for life in the cold waters of the north Pacific Ocean - the rescue is captured by a yacht's onboard cameras. Show more

Stories of brushes with disaster. A display at an air show goes horribly wrong, and CCTV records a mystery explosion blasting out from under a busy central London pavement. Show more

Nick Knowles presents close calls caught on film. A cyclist disappears under the wheels of an 18-ton truck and a 16-year-old gets stuck in a drain trying to rescue her phone. Show more

Nick Knowles presents close calls caught on film. An extreme sportsman films himself plummeting down a 1,000-foot cliff and his parachute fails to open properly. Show more

A 70-year-old pilot is hurled out of his glider after a mid-air collision, and a son sets out to film a skiing race with his dad but ends up filming his father's accident.

Nick Knowles presents close calls caught on film. A kayaker is stuck fast with his head underwater in the rapids, and his friends have seconds to save him. Show more

Nick Knowles presents close calls caught on film, including the moment a bungee rope breaks and a British holidaymaker falls head first into water. Show more

Stories of brushes with disaster. When a farmer is speared by his own tractor, the scale of the drama is captured in his neighbour's 999 call to the ambulance. Show more