1. The Final Act (Part 1)
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Helen Mirren stars as DSI Jane Tennison, a woman on the edge. She is plunged into the alien world of teenage girls when a 14-year-old goes missing.
Tennison has to make one of her toughest decisions. And as the truth about Sallie's death emerges, the search for her killer ends in a shattering confrontation.
Contains strong language from the outset and scenes of violence. Turn on Parental controls
Helen Mirren is on award-winning form in this ITV classic
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