Modern medical drama velocity and star factory.
Why it matters
Episode guide
331 episodes across 15 seasons — titles, air dates, and synopses.
At a glance
Chicago ER staff run trauma cases at steadicam velocity while personal lives crash in the bay. Cast breakouts become movie stars; the hospital never sleeps. Medical drama as weekly adrenaline.
Network & studio
- NBC — broadcast network
Why watch now
Modern medical drama’s velocity template and a star factory that still defines the genre’s energy.
Cultural impact
ER made handheld medical chaos appointment TV and Clooney exit economics industry lore. Contract cycles and cast churn became the show’s off-screen serial.
Creators
Michael Crichton
Key cast
- Anthony Edwards as Dr. Mark Greene
- George Clooney as Dr. Doug Ross
- Eriq La Salle as Dr. Peter Benton
- Julianna Margulies as Nurse Carol Hathaway
- Noah Wyle as John Carter
- Gloria Reuben as Jeanie Boulet
- Laura Innes as Dr. Kerry Weaver
- Maura Tierney as Abby Lockhart
Flash facts
- NBC medical drama (1994–2009) created by Michael Crichton.
- Fast-cut trauma-bay realism and long ensemble run defined 1990s/2000s network drama.
- Helped make George Clooney a global star before his film peak.
- 15 seasons; among the longest-running U.S. primetime medical dramas.
- Executive producers over time included John Wells among key creative leaders.
FAQ
Who created ER?
Author and filmmaker Michael Crichton created ER.
How long did ER run?
Fifteen seasons on NBC from 1994 to 2009.
Who were early ER leads?
Anthony Edwards, George Clooney, Eriq La Salle, Julianna Margulies, and Noah Wyle were among the early core cast.
Official & further reading
- Hulu — ER
- Warner Bros. Television
- NBC network
- Wikipedia
- IMDb search
- TMDB search
- YouTube — trailers & clips
External sites for further reading — TV Flash is not affiliated with these networks or studios.
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