All 24 episodes from the 13th season of the award-winning US drama following the lives of medical professionals at a fictional Seattle hospital. In this season, Meredith (Ellen Pompeo) wrestles with a big secret, the arrival of a new consultant puts the rest of the doctors on edge and Alex (Justin Chambers) makes a big decision about his future. The episodes are: 'Undo', 'Catastrophe and the Cure', 'I Ain't No Miracle Worker', 'Falling Slowly', 'Both Sides Now', 'Roar', 'Why Try to Change Me Now', 'The Room Where It Happens', 'You Haven't Done Nothin'', 'You Can Look (But You'd Better Not Touch)', 'Jukebox Hero', 'None of Your Business', 'It Only Gets Much Worse', 'Back Where You Belong', 'Civil War', 'Who Is He (And What Is He to You)?', 'Till I Hear It from You', 'Be Still, My Soul', 'What's Inside', 'In the Air Tonight', 'Don't Stop Me Now', 'Leave It Inside', 'True Colours' and 'Ring of Fire'.