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Series

Death Valley

2025Unknown runtime6.2 / 101 seasons

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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Available in US

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Season guide

Series 1

6 episodes available

Episode 1: Episode 1

46m

DS Janie Mallowan teams up with eccentric national treasure and beloved TV detective John Chapel, to solve a murder.

Episode 2: Episode 2

45m

After a mysterious walker is found dead on a Welsh mountain trail, Janie ropes John into joining her mam Yvonne’s walking group to investigate the unidentified woman.

Episode 3: Episode 3

44m

Janie and John disagree on how to investigate the untimely death of a best man. John goes against Janie’s wishes and befriends the bride to gain insight into the wedding party.

On screen

Cast & Characters

Timothy Spall

John Chapel

Gwyneth Keyworth

Janie Mallowan

Steffan Rhodri

DCI Clarke

Alexandria Riley

Baxter

Melanie Walters

Yvonne

Remy Beasley

Rhiannon

Mike Bubbins

Tony

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Episode 4: Episode 4

44m

John and Janie investigate a murder in an amateur dramatics group, prompting John to take a role in their next stage production.

Episode 5: Episode 5

44m

A murder-mystery party turns into a real investigation when a famous actor is found stabbed to death. John reconnects with an old flame while he and Janie investigate.

Episode 6: Episode 6

44m

John and Janie unravel a mystery involving a murder at a school reunion, a cold case and a shocking discovery from Janie’s past. John risks their friendship with unexpected news.

Rithvik Andugula

DC Evan Chaudhry