This episode explores how life can change in the blink of an eye and how life or death depends on the actions of those around you when things go wrong.

This episode explores the importance of friendships for staff and patients in A and E. David's housemate brings him to King's after he has seizures. Suzette has been knocked over by a cyclist.

This episode focuses on the huge variety of cases that come in to King's A&E every day and the even more varied life stories that the patients and their relatives have to tell.

While some have obvious symptoms, others initially baffle the medical team. Tensions run high as police suspect a patient has come to King's with a concealed weapon.

How a trip to A&E can act as a wake-up call. Malcolm is on life support after suffering a cardiac arrest. Meanwhile, 12-year-old Kamilla is rushed to King's after being knocked down by a car.

This episode looks at the lottery of life through the eyes of patients and their relatives in A&E.

This episode meets patients at King's College Hospital facing up to home truths. Stress and lifestyle may be contributing to 50-year-old Graham's health problems..

The award-winning series returns with an episode filmed on Red Nose Day, with patients and staff at King's reflecting on the importance of being able to focus on the brighter side of life.