Unforgotten

When human remains are found buried in the central reservation of the M1, Cassie and Sunny begin the task of identifying them.

The search for what happened to Hayley begins as the team travel down to Middenham to meet her family.

Cassie and Sunny begin to interview the occupants of the holiday home in Middenham.

Cassie and Sunny realize the men all lied about that night, and a mistake of Cassie’s has devastating consequences for one of the suspects.

Cassie and Sunny finally get closer to some truth about the night Hayley disappeared, and the case takes a devastating turn for Cassie.

Under the glare of media spotlights, the team race to find the evidence to prove the identity of Hayley's killer.

The cast and crew describe the series for audiences who may not have seen the program already in their own words. It's much more than a simple cold case show.

Director Andy Wilson, writer and executive producer Chris Lang, Nicola Walker and Sanjeev Bhaskar reminisce about the filming of the Season 3 opening scene.

Writer and executive producer Chris Lang, director Andy Wilson, and several cast members explain the lure of making the media and social media integral to the investigation.

Chris Lang, writer and executive producer, explains why and how the filming locations are chosen, which adds to the realism of the show.

Actors James Fleet, Alex Jennings, Kevin McNally, and Neil Morrissey introduce their characters, the four main suspects of Season 3.