Season 4 EpisodesView All
A suicidal man, Finn Tyler (Aidan McCardle), kills several people when he causes a catastrophic train crash. DS Sam Casey struggles to cope after one of the young victims dies in his arms, forcing new DI Wes Leyton and DS Ronnie Brooks to keep a close eye on him.
Crown Prosecutor Jake Thorne is not happy when his boss Henry Sharpe introduces him to prosecutor Alesha Philips’ replacement, but before he has time to protest our heroes receive some shocking news which raises a few questions. Unfortunately for Ronnie, he thinks he has the answers.