Unforgotten - Season 3 (2026)

(Kevin McNally): A successful TV presenter with a troubled son.

When the body of 16-year-old Hayley Reid is found under the M1 motorway, Cassie and Sunny reopen a case from the turn of the millennium. Hayley had gone missing while on holiday in a seaside town in 1999, and the investigation soon centers on four close friends who were staying at a nearby holiday rental at the time. Unforgotten - Season 3

(Nicola Walker): The empathetic but increasingly weary lead detective. (Kevin McNally): A successful TV presenter with a

: It is discovered that Finch was a serial predator, and Hayley was just one of his victims. Critical Reception (Nicola Walker): The empathetic but increasingly weary lead

Season 3 was highly acclaimed for its "emotionally intelligent script" and "pitch-perfect casting". Reviewers from sites like Rotten Tomatoes praised it as a moving and human drama that excels in the "slow-burn" mystery genre.

(James Fleet): A man who has struggled with homelessness and mental health issues.

(Sanjeev Bhaskar): Cassie’s loyal partner, known for his signature backpack and steady demeanor. The Four Suspects : Tim Finch (Alex Jennings): A highly respected local GP.