Season
- Season 15 2008-09-25
- Season 14 2007-09-27
- Season 13 2006-09-21
- Season 12 2005-09-22
- Season 11 2004-09-23
- Season 10 2003-09-25
- Season 9 2002-09-26
- Season 8 2001-09-27
- Season 7 2000-10-12
- Season 6 1999-09-30
- Season 5 1998-09-24
- Season 4 1997-09-25
- Season 3 1996-09-26
- Season 2 1995-09-21
- Season 1 1994-09-19
- Season 0 2009-04-02
Episode
- Episode 1: Life After Death
- Episode 2: Another Thursday at County
- Episode 3: The Book of Abby
- Episode 4: Parental Guidance
- Episode 5: Haunted
- Episode 6: Oh, Brother
- Episode 7: Heal Thyself
- Episode 8: Age of Innocence
- Episode 9: Let it Snow
- Episode 10: The High Holiday
- Episode 11: Separation Anxiety
- Episode 12: Dream Runner
- Episode 13: Love is a Battlefield
- Episode 14: A Long, Strange Trip
- Episode 15: The Family Man
- Episode 16: The Beginning of the End
- Episode 17: T-Minus-6
- Episode 18: What We Do
- Episode 19: Old Times
- Episode 20: Shifting Equilibrium
- Episode 21: I Feel Good
- Episode 22: And in the End...
ER Season 15 Haunted
ER explores the inner workings of an urban teaching hospital and the critical issues faced by the dedicated physicians and staff of its overburdened emergency room.
