

9.057 minSeason 3 • Episode 6
LatestCadi is in a race against time as she tries to prevent another tragedy unfolding.
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.
Acting
Sian Reese-Williams carries grief like a second language
Cinematography
Snowdonia as character — oppressive, gorgeous, haunted
Direction
Talfan learned from Hinterland; the dread is earned
Creators
Ed Talfan, Mark Andrew
Trivia, insights & behind the scenes
Hidden was BBC Wales' deliberate answer to Scandinavian noir — proof that Celtic gloom hits just as hard as Nordic.
Sian Reese-Williams learned basic Welsh for the role despite Cadi being written as English; the bilingual tension mirrors real north Wales divides.