Cast of ER Cast of ER "ER" is an American drama series that aired on NBC from September 19, 1994 until April 2, 2009. The series featured a large ensemble cast that changed dramatically over its long run. The main cast was augmented by a wealth of recurring characters and award-winning guest stars. The original starring cast consisted of Anthony Edwards as Dr. Mark Greene, George Clooney as Dr. Douglas "Doug" Ross, Sherry Stringfield as Dr. Susan Lewis, Noah Wyle as medical student (later Dr.) John Carter, and Eriq La Salle as Dr. Peter Benton. Julianna Margulies guest starred in the pilot as
Wang Baoqiang who is slow at everything but who wins respect because of his strong faith and untiring efforts. The drama was a huge hit, and gained Wang wide critical acclaim and huge popularity. In 2009, Wang starred in another military drama, "My Brother is Shun Liu" as the title character. The drama was another huge success for Wang. For his performance in the 2011 comedy film "Hello, Mr. Tree", Wang won the award for Best Actor at the 9th Vladivostok International Film Festival in Russia, the award for Best Actor at the 5th Asia Pacific Screen Awards, the award for Best