Marcus brings the islanders and the members of the Colorado together for a feast in the spirit of Thanksgiving; Grace searches for the truth when an essential crew member is accused of a crime.

Cast: Andre Braugher, Scott Speedman, Daisy Betts, Camille De Pazzis, Dichen Lachman, Daniel Lissing, Sahr Ngaujah, Autumn Reeser, Jessy Schram, Robert Patrick, Jay Karnes, Gideon Emery, Jessica Camacho, Michael Mosley, Michael Ng