Featuring the story of two best friends who plunge down a cliff face in Cornwall on a late-night walk. A cyclist can't stop when a van brakes, and two women get trapped in a historic house as it is engulfed in flames.

Nick describes the rescue of a seriously injured hiker who fell 200 feet down a mineshaft in Cornwall. And a group of children run for cover when a firework display goes wrong.

Nick tells the story of a young boy who vanishes over the edge of a cliff while out walking with his family. And a lone sailor drifting in the Atlantic is rescued by a very famous cruise ship.

Nick tells the story of two young students mowed down in a hit-and-run, captured on CCTV. And a lone climber on Snowdon takes a tumble, but a rescue helicopter can't reach him.

Nick tells the story of a lorry driver trapped for hours in his vehicle after swerving to avoid a deer at night. And a family searching for their lost dog on the beach call for help when dad gets stuck in the mud as the tide turns.

Nick tells the story of a paraglider hanging by a thread in a forest after his canopy collapses. A dash cam captures the moment three cars collide on a mountain road, and a bullock on the pitch nearly hits a village cricket team for six.

Nick tells the story of a driver whose dash cam records his heart attack and dramatic rescue by passing motorists. And rescuers rush to the aid of a group of people swept out to sea, only to be dragged in themselves.

Nick tells the story of a professional British cyclist involved in a horrific collision with a race support vehicle. A driver's dash cam records the moment a car pulls out in front of him leaving him with nowhere to go, and two men using an accelerant to start a bonfire get more than they bargained for.

Featuring the story of two best friends who plunge down a cliff face in Cornwall on a late-night walk. A cyclist can't stop when a van brakes, and two women get trapped in a historic house as it is engulfed in flames.

Featuring the emotional story of a dad and his 12-year-old daughter lost overnight on a glacier in freezing temperatures. And a man wakes to find his canal boat is sinking when the bank is breached downstream.

Two young men are attempting to set a world record rowing the Atlantic when a freak wave capsizes their boat, and a family day out in the snow almost ends in tragedy when a dad has a sledging accident.

A group of hikers are enjoying a day on Dartmoor when one falls, landing on rocks below, and a young couple and their baby flee a hotel fire after a fellow guest alerts them.

A top British surfer rides the wave of his life when it all goes wrong, two little girls call for help when their dad collapses, and a mum and daughter suddenly find their tumble drier on fire.

A family is trapped 50 metres up on a tourist attraction, and a young rock climber disobeys his dad, with terrifying consequences.

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

An experienced base jumper's parachute gets tangled up when he leaps off Beachy Head, passers by come to the aid of a fitness trainer collapsed in the street and a fire near a petrol station causes staff and customers to run for safety.

A woman is trapped in her loft-conversion bedroom while a fire rages below her. When a young boy falls from a promenade while chasing after his dog, rescuers race against the incoming tide.

In this episode an adventurous pensioner is lost on Ben Nevis in a howling snow storm, and a van driver skids on black ice to end up teetering on the very edge of a motorway bridge.

A film extra is taken ill at the top of a cathedral tower and a coastguard crew fight to save him, a mum and daughter flee a fire in their flat, and customers at a pub run from an out-of-control lorry.

A young couple out walking along a pavement are hit by an out-of-control car, a young mum calls 999 when her baby is unresponsive, and a teenage motorcyclist meets a four by four head-on.