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
Bizarre ER Bizarre ER Bizarre ER is a BBC Three, and later E4, television show that deals with hospital mishaps. Every episode shows a miraculous survival story and strange facts, like the woman who fell out of a plane at 35,000 ft and survived. Series 2 began airing on 21 April 2009 and consists of ten 30 minute episodes. Series 1 and 2 were filmed at the Norfolk and Norwich University Hospital. Following the first five episodes, the show's animal counterpart "Bizarre Animal ER", narrated by Kevin Bishop, aired for eight episodes on BBC Three in Bizarre ER's Tuesday slot. "Bizarre ER"