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: 24 Hours
- Episode 2: Day One
- Episode 3: Going Home
- Episode 4: Hit and Run
- Episode 5: Into That Good Night
- Episode 6: Chicago Heat
- Episode 7: Another Perfect Day
- Episode 8: 9 1/2 Hours
- Episode 9: ER Confidential
- Episode 10: Blizzard
- Episode 11: The Gift
- Episode 12: Happy New Year
- Episode 13: Luck of the Draw
- Episode 14: Long Day's Journey
- Episode 15: Feb 5, '95
- Episode 16: Make of Two Hearts
- Episode 17: The Birthday Party
- Episode 18: Sleepless in Chicago
- Episode 19: Love's Labor Lost
- Episode 20: Full Moon, Saturday Night
- Episode 21: House of Cards
- Episode 22: Men Plan, God Laughs
- Episode 23: Love Among the Ruins
- Episode 24: Motherhood
- Episode 25: Everything Old Is New Again
ER Season 1 24 Hours
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.
