Unforgotten

Season 4, Episode 1

Episode Title: Episode 1

Air Date: 2021-02-22

Overview:

A dismembered body is found in a scrapyard and the team believes the remains had been stored in a domestic freezer for 30 years. Meanwhile, after making the decision to retire from the police force, Cassie faces a dilemma when she learns she isn't entitled to her full pension payment unless she completes her 30 years of service.