- HD 1080
- Runtime: 57m.
- Status: Ended
0
- Languages: cy
- Country: United Kingdom
- Stars: Sian Reese-Williams, Sion Alun Davies, Victoria Pugh
- keywords: british noir, murder mystery, cold case
- Production_studio: Severn Screen
- Seasons: 3
- Episodes: 20
- First air date: 2018-01-07
- Last air date: 2021-11-14
- providers: Britbox Apple TV Channel, Acorn TV, BritBox, AcornTV Amazon Channel, Spectrum On Demand, Acorn TV Apple TV
- The Hidden is featured in the top rankings of 2018
- #52 in Top Crime Series of 2018
- #22 in Top Mystery Series of 2018
DI Cadi John and DC Owen Vaughan try to solve a case involving Mali Pryce, a young woman whose body was discovered in a stream in the woods.