Unforgotten (2015)

S3E4 Episode 4

The detectives realize that the four men have fabricated a story regarding Hayley's disappearance. Jake is tasked with locating Tim Finch's ex-wife to get her perspective, leading him to uncover unsettling details about Chris Lowe's history. Meanwhile, Sunny receives a chance to reconnect with his former wife, and Cassie becomes increasingly concerned about her father's deteriorating memory.