Stafford's cardiac defibrillator keeps shocking him. Chris has been shot in the abdomen while playing a game. Lennon has injured his head by jumping into a door frame while kicking a balloon.
Wendy has a severe open ankle fracture. Ben has dislocated his shoulder in a cycling accident. A CT scan reveals some unexpected news for lorry driver Neil, who's fallen off a ramp.
This episode explores unexpected events that make us value people we love. Karen's horse has trampled on her. Hayley and her wife Emma discuss Hayley's leukaemia. Antonio's had a motorcycle accident.
Adrian has crashed his bike and consultant Melissa is concerned that he may have a serious chest injury. Unfortunately, Adrian's wife and daughter are 1400 miles away, in Montenegro.
Gary has fallen from a ladder; Dr Rob is concerned about fractures in his back, pelvis and coccyx. Five-year-old Beatriz has a rare kidney condition that makes her vulnerable to infection.
Pam, who's 53, is rushed to A&E after suffering a suspected heart attack. Cora, who's 10, has been thrown from a horse. Doctors work quickly to check her neck, spine and brain for damage.
Natasha has damaged her leg while trampolining at her son's birthday party. Valerie has fallen off a horse. Lisa may need emergency surgery on her prosthetic hip.
Peter, who's 90 and served in the RAF during World War II, has severe blood poisoning. Niki is airlifted to St George's after crashing in a charity bike ride. His wife is almost 300 miles away.
Danny, who's 25 and the dad of a 10-month-old baby, has been knocked off his motorbike. Neil, who's 84, has fallen down stairs; doctors are worried about his shoulder and heart.
Fiona has badly cut her knee at her friend Evelyn's 70th birthday party. Evelyn discusses meeting Fiona 40 years ago when they were air hostesses and how they're enjoying a new lease of life together.
Clips & Extras
Mohammed has been hit by a motorbike. John and Iris have been married for 65 years, and now Iris has dementia. Clementina, who's eight, has fallen off her scooter and hurt her knee.