Jessica Chastain And 19 Other Actors You Forgot Were On ER
CinemaBlend Considering how long medical dramas like ER tend to last, how often cast members rotate, and how frequently it require new actors to play the patient(s) of the week, the cast list is unsurprisingly, but still impressively, large. The aforementioned NBC series lasted 15 seasons (from 1994-2009) and made A-listers out of George Clooney, Don Cheadle, and Julianna Margulies to name just a few, but did you know Chadwick Boseman was a guest star before he became a household name? The late, Marvel movie alum is far from the only beloved celebrity to make an early appearance on ER. In f...
Source: cinemablend.com