When ex-detective-turned-teacher Jackie Ellis discovers one of her pupils dead, her estranged partner DS Bull returns to investigate.

Jackie finds the body of her nine-year-old pupil, Cefin, seemingly drowned. The discovery revives the ghost of an unsolved cold case that rocked the town three years prior.

Episode 1

Old accusations resurface as Jackie and Bull must put aside years of mistrust before the town's tensions ignite into violence

Episode 2

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.

All Episodes of Under Salt Marsh

Season 1

Episode 1

Season 1 Episode 1 - Aired 1/30/2026

Episode 2

Season 1 Episode 2 - Aired 1/30/2026