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Under Salt Marsh

Under Salt Marsh

No secrets are safe from the storm.

20267.01 Season6 EpisodesEnded

Overview

Morfa Halen is a tight-knit Welsh town precariously nestled between towering mountains and a fast-encroaching sea that threatens its very existence. As a once-in-a-generation storm begins to gather far out at sea, former detective turned teacher Jackie Ellis discovers the body of her 8-year-old pupil, Cefin, seemingly drowned. The discovery sends shockwaves through the community, reviving the ghost of an unsolved cold case that rocked the town three years prior - the disappearance of Jackie’s niece, Nessa, which cost her career.

Created by Claire Oakley
Written by Claire Oakley, Jonathan Harbottle, Nikita Lalwani
Produced by Scott Bassett
NetworksSky OneSky AtlanticSky Max

Top Cast

Kelly Reilly

Kelly Reilly

Jackie Ellis

Rafe Spall

Rafe Spall

Eric Bull

Jonathan Pryce

Jonathan Pryce

Solomon Bevan

Naomi Yang

Naomi Yang

Jess Deng

Harry Lawtey

Harry Lawtey

Dylan Rees

B

Bevan Thomas

Bevan Bevan

Trailer

Themes & Keywords

walesthriller

About Under Salt Marsh

Under Salt Marsh is a crime, mystery series that first aired in 2026 exploring themes of wales, thriller. Created by Claire Oakley, it stars Kelly Reilly, Rafe Spall, Jonathan Pryce. Morfa Halen is a tight-knit Welsh town precariously nestled between towering mountains and a fast-encroaching sea that threatens its very existence. As a once-in-a-generation storm begins to gather far out at sea, former detective turned teacher Jackie Ellis discovers the body of her 8-year-old pupil, Cefin, seemingly drowned. The discovery sends shockwaves through the community, reviving the ghost of an unsolved cold case that rocked the town three years prior - the disappearance of Jackie’s niece, Nessa, which cost her career.

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