New relationships emerge and the strongest commitments are tested. From successes in the operating room to mistakes in the bedroom and all the thrilling drama in between the doctors find a way to survive as long as they lean on one another. Grey's Anatomy (TV Series 2005– ) - Cast and crew credits, including actors, actresses, directors, writers and more. The medical drama follows the personal and professional lives of the doctors at Seattle's Grey Sloan Memorial Hospital. Grey's Anatomy Sanctuary (TV Episode 2010) - Cast and crew credits, including actors, actresses, directors, writers and more. Meet the cast and hosts of Grey's Anatomy, read their bios, top moments, and view their photos, videos and more at ABC.com The sixth season of Grey's Anatomy premiered September 24, 2009 and ended May 20, 2010. It was broadcast on Thursday nights at 9 PM on ABC. The season consists of 24 episodes, both starting and ending with two-part episodes. Derek takes Cristina out on a fishing trip; Teddy tries to help a patient who lacks the proper insurance to seek medical treatment. The seventh season of the American television medical drama Grey's Anatomy, began airing on September 23, 2010 on the American Broadcasting Company (ABC), and concluded on May 19, 2011 ending the season with a total of 22 episodes. Following O'Malley's death and Stevens' departure, Jesse Williams and Sarah Drew joined the cast as new residents from Mercy West Jackson Avery and April Kepner both having made their series debuts as recurring characters in the sixth season. The seventh season of Grey's Anatomy premiered September 23, 2010 and ended May 19, 2011. It was broadcast on Thursday nights at 9 PM on ABC. The season consists of 22 episodes.