Death Valley
MysteryDramaComedy
Thrown together by the murder of John's neighbour, John and Janie are an odd, yet hilarious duo with opposing instincts. Every week, they get to the bottom of gripping murders, with various stunning Welsh locations providing a backdrop to their investigations.
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Trailers & videos
1
Death Valley | BritBox Original Trailer
Trailer
Cast
Timothy Spall
John Chapel
Gwyneth Keyworth
Janie Mallowan
Steffan Rhodri
DCI Barry Clarke
Alexandria Riley
Helen Baxter
Melanie Walters
Yvonne Mallowan
Rithvik Andugula
DC Evan Chaudhry
Mike Bubbins
Tony
Remy Beasley
Rhiannon
Owen Teale
Michael Mallowan
Aisha-May Hunte
Photographer Assistant
Hammed Animashaun
Warren Medwin
Jacob Ethan Tanner
Liam Jenkins
Jane Horrocks
Polly Trevor
Hannah Daniel
Sally Morris
Alexandra Roach
Angela Vaughan
Roisin Conaty
Karen Hughes
Mark Lewis Jones
Gareth Merwin
Ben McGregor
Joe Richards
Libby Mai
Tina Bucknall
Rhodri Meilir
Aeron
Episodes
Returning Series
1. Episode 1
May 17, 2026 8.0
2. Episode 2
May 24, 2026 7.5
3. Episode 3
May 31, 2026 7.8
4. Episode 4
Jun 7, 2026 7.3
5. Episode 5
Jun 14, 2026 8.0
6. Episode 6
Jun 21, 2026 7.8
Watch order
2 seasons — watch them in this order for the full story.
1Series 1
2025 · 6 ep · ★ 4.1
2Series 2
2026 · 6 ep · ★ 7.7
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Reviews
Be kind. No spoilers without warning.
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