Under Salt Marsh (2026)
Under Salt Marsh is a 2026 crime series created by Claire Oakley. It stars Kelly Reilly, Rafe Spall and Naomi Yang.
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.
Quick answers
What is Under Salt Marsh about?
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.
When was Under Salt Marsh released?
Under Salt Marsh was released on 30 January 2026.
How many episodes does Under Salt Marsh have?
Under Salt Marsh has 6 episodes across 1 seasons.
Who made Under Salt Marsh?
Under Salt Marsh was created by Claire Oakley.
Official site
Cast
- Kelly Reilly as Jackie Ellis
- Rafe Spall as Eric Bull
- Naomi Yang as Jess Deng
- Harry Lawtey as Dylan Rees
- Dino Fetscher as Gareth Morgan
- Dinita Gohil as Nisha Jones
- Kimberley Nixon as Shell Hill
- Julian Lewis Jones as Osian Northam
- Jonathan Pryce as Solomon Bevan
- Osian Emlyn as James Rees
- Gwïon Morris Jones as Eddie Bevan
- Martyn Ellis as Jim The Chippy