Oops! You need to enable JavaScript in your browser to start watching. Guidance: With strong language and upsetting scenes. Disable parental controls Enable parental controls ITV Unforgotten Series 4 - Episode 6 Despite a tragic turn of events, Sunny and the team narrow down the suspects. Will they find conclusive proof of who the murder weapon belonged to? Mon Monday 29 Mar 9pm 60 mins Share this episode: Copied to clipboard Share on Facebook Share on Twitter Copy link to share