MacLaren urges Yates to help him when a Traveler with a mission vital to humanity's survival arrives in the body of a just-captured serial killer.
MacLaren, his team and their loved ones regroup at a safe house protected by the FBI, but doubts and betrayals may sabotage the rest of their mission.
The Paladins spend one last night on Earth in preparation for the launch of the Atlas. Lance works up the courage to ask Allura an important question.
Shattered by recent losses and a sweeping new protocol, the Travelers face a bleak future with only one long-shot chance to succeed in their mission.
The Faction kidnaps Philip and a group of other historians, forcing MacLaren and the team to extract their location from a critically injured Hall.
Suffering from a fatal brain disorder, Trevor makes the choice to allow himself to be overwritten as the team races to invent an experimental cure.
The Faction sets off nuclear blasts that destroy all of the Travelers' archives, except the one in which a wounded David just happens to be trapped.
Certain that his team erased his memory of the previous day, MacLaren retraces his steps in the case of a disturbed youth with a horrific future.
While floating through the universe searching for signs of a Robeast, the Paladins head toward Olkarion and realize they aren't alone on their journey.
The team attempts to extract a rogue A.I. from a child messenger, but the program expands too rapidly. A new Traveler adjusts to his host.
The nine remaining chefs are challenged to make authentic Chinese dishes, which are to be judged by chef Shirley Chung. Tensions escalate during dinner service as one team has difficulties with teamwork and causes several errors.
After taking control of a Galra base on a dark planet, the Paladins follow a distress signal from a missing fleet and make an unsettling discovery.
With the Guardian in Negative Space, the Gang believe they have saved the multiverse until a catastrophic event at Bremin High suggests otherwise. Will the Gang be forced to expose their powers and magic in order to save the school
The team learns that Traveler is still alive when the Faction tries to capture him. Doubts about their loved ones worsen for Kat, Jess and David.
Pilots Kinkade and Rizavi provide a documentary-style look at both the lighthearted and stressful moments of day-to-day life on the Atlas.
In the wake of tragedy, Manfred vows revenge. Joe squares off against a former ally to save his husband. Fiji spends a night on the town. Kai gives Patience an ultimatum.
Together on Graham's sofa tonight: Hollywood hunk and ex-Game of Thrones star Jason Momoa, starring in new blockbuster Aquaman, dancer and Strictly judge Dame Darcey Bussell, presenting her new book of photographs Evolved, top comic Bill Bailey, talking about his latest show Larks In Transit and musical guests Little Mix, who perform their new single Think About Us.
Mike finds getting Ed a special Christmas present is easier said than done..for the man who has everything. Meanwhile, Eve returns to visit and Vanessa helps the family realize the importance of their long-standing holiday family traditions.