'Grey's Anatomy' Season 12 Trailer Released.

Grey's Anatomy Season 12 kicks off on September 24.

Meredith adapts to new living arrangements and Bailey fights to be Chief of Surgery despite her fierce competition on the season premiere of Grey's Anatomy, airing September 24 at 8 p.m. ET/PT on ABC.

In the episode, titled "Sledgehammer," Grey Sloan Memorial springs into action to save the lives of two young girls whose powerful story will force some of the doctors to revisit the effects of bullying on their own pasts. Meanwhile, Meredith (Ellen Pompeo) must adjust to changes at home with her new roommates while Bailey (Chandra Wilson) continues to fight for the Chief of Surgery position and Jackson (Jesse Williams) prepares for April’s (Sarah Drew) return to Seattle.

Check out the Season 12 Trailer below:



Grey’s Anatomy stars Ellen Pompeo as Meredith Grey, Justin Chambers as Alex Karev, Chandra Wilson as Miranda Bailey, James Pickens, Jr. as Richard Webber, Sara Ramirez as Callie Torres, Kevin McKidd as Owen Hunt, Jessica Capshaw as Arizona Robbins, Jesse Williams as Jackson Avery, Sarah Drew as April Kepner, Caterina Scorsone as Amelia Shepherd, Camilla Luddington as Jo Wilson, Jerrika Hinton as Stephanie Edwards, Kelly McCreary as Maggie Pierce and Jason George as Ben Warren. Debbie Allen and Joey Lauren Adams guest star.