All 22 episodes from the 15th and final season of the long-running US drama series set at Chicago's County General Hospital. It's always rush hour at the ER and each day brings new challenges, triumphs and losses. This final season sees the return of Dr John Carter (Noah Wylie), Dr Doug Ross (George Clooney), Carol Hathaway (Julianna Margulies) and Dr Peter Benton (Eriq La Salle). Episodes comprise: 'Life After Death', 'Another Thursday at County', 'The Book of Abby', 'Parental Guidance', 'Haunted', 'Oh, Brother', 'Heal Thyself', 'Age of Innocence', 'Let It Snow', 'The High Holiday', 'Separation Anxiety', 'Dream Runner', 'Love Is a Battlefield', 'A Long, Strange Trip', 'The Family Man', 'The Beginning of the End', 'T-minus-6', 'What We Do', 'Old Times', 'Shifting Equilibrium', 'I Feel Good' and 'And in the End...'.