Elizabeth is attending a summit in Montreal to resolve territorial claims of the North Pole when an activist group detonates a bomb and she can’t locate Jason and Piper. Also, things take a turn for the worse when Elizabeth learns that Russia was involved in the bombing, and Henry helps one of his students work through a difficult decision.
Elenco: Téa Leoni , Tim Daly , Zeljko Ivanek , Patina Miller , Wallis Currie-Wood , Geoffrey Arend , Kathrine Herzer , Evan Roe , Erich Bergen , Bebe Neuwirth , Sebastian Arcelus , Keith Carradine , Sara Ramirez , Kevin Rahm .