"Such Sweet Sorrow, Part 1" kicks off the two-part season finale of Star Trek: Discovery. This week, when the U.S.S. Discovery’s crucial mission does not go according to plan, Burnham realizes what must ultimately be done. The crew prepares for the battle of a lifetime as Leland’s Control ships get closer. We're pleased to share the latest global preview of the penultimate episode. Star Trek: Discovery streams exclusively on CBS All Access in the United States and is distributed concurrently by CBS Studios International on Netflix in 188 countries and in Canada on Bell Media’s Space Channel and OTT service Crave.