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
Qin Er Shi Qin was decisively defeated in the Battle of Julu. Qin Er Shi foolishly tried to have the Qin general responsible Zhang Han killed, which led to the surrender and later live burial of 200,000 Qin troops. In total, Qin lost over 300,000 men. Even then, Qin Er Shi didn't take the defeat seriously, as he thought Qin had many more spare troops. Finally, a daring and loyal eunuch told Qin Er Shi the truth. In shock, Qin Er Shi tried to capture Zhao Gao and hold him responsible. Zhao Gao however had expected that Qin Er Shi would ask him