While Captain Burnham leads an away mission to a planet that was once home to the aliens responsible for the DMA, Book and Tarka secretly infiltrate the U.S.S. Discovery.

Annabelle Wallis, Chelah Horsdal, Emily Coutts, Hiro Kanagawa, Oyin Oladejo, Patrick Kwok-Choon, Phumzile Sitole, Raven Dauda, Sara Mitich, Shawn Doyle, Tara Rosling, Tig Notaro