ER Season 4 1997
7.8IMDB

ER Season 4: 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.
- First aired:Sep 19, 1994
- Seasons:15 · Episodes:331
- Country:United States of America
- Created by: Michael Crichton
- Network:NBC






































