Helicopter medics fly to help teenage mountain biker Steven. A multi-vehicle collision in Bedford leaves 32-year-old Ashley with potentially life-changing injuries.

The helicopter medics battle bad weather in Cumbria to reach injured 70-year-old hill-walker Jenny. Scott's attempts at DIY land him in serious trouble, and biker Ronald needs urgent treatment after a crash.

Malcolm, who has had a cardiac arrest, is put under emergency anaesthetic on the hospital helipad. Helicopter medics rush to help elderly driver Bill after his car flips in Whitley Bay. And in Oxfordshire a sidecar race comes to an abrupt end for brothers Paul and Shane.

In County Durham, Anthony needs specialist attention after he comes off his motorbike. Helicopter medics are diverted from a training mission to help Deyon, who is trapped in his car after a crash on a country road. And in Norfolk there's an urgent call to a cardiac arrest.

The helicopter medics cut short an appearance at a charity event in Suffolk to treat a dirtbiker who's crashed at speed. Sammy has a cardiac arrest while working at a windfarm, and Stephen breaks his thigh while off-road motorbiking in the Pennines.

Helen is trapped in her car after a crash on the A66. Golfer Michael has collapsed with a suspected cardiac arrest in Hertfordshire. And 15-year-old Jamie is treated for a broken jaw and possible spinal injury after falling 10 feet.

In Oxfordshire a motocross collision leaves 12-year-old-Lewis with a painful broken thighbone, and paraglider Lucasz is treated for multiple fractures after a crash on the Cumbrian coast. A stabbing incident leaves Paul needing urgent medical attention near Hartford in Cambridgeshire.

In this episode, medics fly to the aid of mountain biker Rob in the Cumbrian mountains. Off-road motorbiker Dean is set to miss his mate's 50th after taking a nasty tumble. And 15-year-old Robbie needs urgent care when he falls from a coastal cliff in South Shields.

In this episode, the Heli-Medics battle to keep 48-year-old Paul alive as he suffers a series of heart attacks; Roger's emergency stop halts his day at a scooter rally; and, in Cumbria, there's a dramatic mountainside rescue for seriously injured cyclist Nick.