ER (TV series)

ER
ER
Genre	Medical drama
Created by	Michael Crichton
Starring	Anthony Edwards; George Clooney; Sherry Stringfield; Noah Wyle; Julianna Margulies; Eriq La Salle; Gloria Reuben; Laura Innes; Maria Bello; Alex Kingston; Kellie Martin; Paul McCrane; Goran Visnjic; Michael Michele; Erik Palladino; Maura Tierney; Abraham Benrubi; Ming-Na Wen; Sharif Atkins; Mekhi Phifer; Parminder Nagra; Linda Cardellini; Shane West; Scott Grimes; John Stamos; David Lyons; Angela Bassett;
Theme music composer	James Newton Howard; (1994–2006, 2009 finale); Martin Davich; (2006–2009);
Country of origin	United States
Original language	English
No. of seasons	15
No. of episodes	331 (list of episodes)
Production
Executive producers	Christopher Chulack; John Wells; Michael Crichton; Jack Orman; Lydia Woodward; Carol Flint; David Zabel;
Camera setup	Single
Running time	45 minutes
Production companies	Constant c Productions; Amblin Television; Warner Bros. Television;
Original release
Network	NBC
Release	September 19, 1994 –; April 2, 2009
Related
	Third Watch
	Infobox instructions (only shown in preview)

ER is an American medical drama television series that aired on NBC from September 19, 1994 to April 2, 2009. Novelist Michael Crichton was the creator of the show.