On Set with George Clooney's First Episode of 'ER'

"ER" started its 15-year run in 1994 before George Clooney was a star. "Extra" was on set of "ER's" pilot episode and caught Clooney with co-star Julianna Margulies chatting between takes. You've got to check out this rare behind-the-scenes footage!

George Clooney On Set of ER Pilot Episode