Will Keen

70s-set cat-and-mouse revenge thriller follows IRA paramilitary Michael, leading a ruthless active service unit in London after his wife is accidentally shot dead. As his team causes chaos and destruction, Michael searches for his wife's killer — an SAS captain, who in turn is hunting him and his men.

Dafne Keen and Ruth Wilson return for the final season of BBC/HBO's sci-fi adventure series based on Philip Pullman's beloved fantasy novels.