Where to watch Grey's Anatomy Season 8 Online ? First of all, here are some lines about the summary of this season : The eighth season of the American television medical drama Grey's Anatomy, commenced airing on the American Broadcasting Company on September 22, 2011, with a special two-hour episode and ended on May 17, 2012 with the eighth season having a total of 24 episodes. The season was produced by ABC Studios, in association with Shondaland Production Company and The Mark Gordon Company; the showrunner being Shonda Rhimes... Now! Prepare yourself to watch Grey's Anatomy Season 8 online free. Please help us by sharing Grey's Anatomy Season 8 with your friends. Thank you for your support! Good viewing.