3 Season
20 Episode
Hidden - Season 2 Episode 5
Hefin discover Sion Wells' body at the petrol station and now D.C.I. Cadi John and D.S.Owen Vaughan have to deal with two separate murders.
- Year: 2021
- Country: United Kingdom
- Genre: Crime, Drama, Mystery
- Studio: S4C
- Keyword: british noir, murder mystery, cold case
- Director: Ed Talfan, Mark Andrew
- Cast: Sian Reese-Williams, Sion Alun Davies, Victoria Pugh