60-year-old diabetic Tony has an infected leg wound and must be assessed to ensure it doesn't spread. 3-year-old Billy has swollen eyes after accidentally squirting detergent in them. 80-year-old Ida has pain in her knee, and doctors are concerned when an X-ray reveals a shadow on her bone.

Student George, 18, is sent for an urgent brain scan following a fight at a party. 28-year-old schoolteacher Niall has an ulcer on his eye after falling asleep with his contact lenses in. Doorman Alfred, who is 40, has been stabbed three times.

70-year-old part-time DJ Tony arrives at St George's hospital after a high-speed bicycle accident. Cabin-crew worker Charlie, who is 39, has broken his arm in a scooter crash. Erin, 61, collapsed and has a debilitating ear infection.

Gerald, who is 66, has fallen from his loft and down two flights of stairs. 50-year-old Beverley arrives in A&E with an open fracture of her right leg after being hit by a car. Rubbish clearance worker Paul, 39, has sliced his arm on a ceramic tile.

76-year-old Margaret is rushed to St George's after showing signs of a stroke. Cyclist Sam, who is 13, is brought into A&E after falling off her bike at high speed during a race and landing on her head. Ursula, 84, is losing a concerning amount of blood from recurring nosebleeds.

82-year-old Barbara and her 80-year-old husband Clarence are brought into A&E after being knocked over by a motorbike. Actor Dudley has injured his shoulder rushing to catch a train. Isabel, 88, has come in with a swollen leg.

61-year-old Bill fell from the roof of his shed and has broken his neck. Chef Tony has burnt his legs when his barbecue exploded. Henry, 93, has severe breathing difficulties after experiencing a heart attack.

This episode features people suffering misfortune while doing what they love, including a father and son who have been in a motorbike crash together, and a 14-year-old boy who has fallen from a tree.