This article is from the ER FAQ, by Rose Cooper email@example.com with numerous contributions by others.
Maria Bello [that ol' Young Female Doctor Void-creator herself], aka
Dr. Anna "Don't Call Me Anna" Del Amico, for one. The buzz is that Ms.
Bello left "to pursue her movie career". Reportedly, there was an amicable
parting between her and the "ER" big-wigs. Her absence was explained in
the season premier.
Leaving--but not, I repeat, *not* until the *END* of S5--is George
Clooney (and with him, Dr. Doug Ross). See Section 5.23 for the latest in the
saga of "Clooney: TeeVee actor or Movie Staaaar?"...