Looking Back on Famous Faces of the ER Cast

ER lasted 15 seasons, making it one of the longest-running medical dramas on TV. With so many seasons, numerous cast-members have been making their way in and out of the show. Big Hollywood names starred on ER such as George Clooney and Maura Tierney.


Source: TTCT

During the shows run, since 1994, multiple actors appeared on ER that were unknown at the time but famous today. Check out what your favorite ER characters are up to today, plus we gathered the most famous actors that you probably didn’t know were on the show.

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