Every Series 3 episode in broadcast order, followed by a spoiler-controlled story overview, production-area index and coverage summary.
A body found in a river sparks an awkward boundary dispute between police teams. Humphrey and Esther protect the evidence while rivalry complicates the case.
7 guest credits · writer and director recorded
Open Episode 1 details →A series of threatening texts raises questions about identity, access and how much a sender can know. The team follows the digital trail.
6 guest credits · writer and director recorded
Open Episode 2 details →A box of chocolates becomes the focus of a poisoning investigation. The team must establish who the gift was really intended for and how it moved.
11 guest credits · writer and director recorded
Open Episode 3 details →A regatta is disrupted by apparent sabotage involving a competitor’s drink. Waterfront crowds and the event timetable complicate the investigation.
8 guest credits · writer and director recorded
Open Episode 4 details →Sabotage at a farm becomes entangled with the legend of the Cornman. Humphrey looks beyond the dramatic figure to practical pressures around the land.
7 guest credits · writer and director recorded
Open Episode 5 details →The disappearance of a nurse leads the team towards a place known as the Devil’s Hump. Conflicting accounts make sequence and memory especially important.
7 guest credits · writer and director recorded
Open Episode 6 details →The regular cast — Kris Marshall (DI Humphrey Goodman), Sally Bretton (Martha Lloyd), Zahra Ahmadi (DS Esther Williams), Dylan Llewellyn (PC Kelby Hartford), Felicity Montagu (Margo Martins), Barbara Flynn (Anne Lloyd) — appears throughout. These are the guest stars, episode by episode.
| Episode | Guest cast |
|---|---|
| Episode 1 28 March 2025 | Amalia Vitale (Hannah Owen), Angela Curran (Angela Palmer), Bella Rei Blue Stevenson (Rosie), Gabby Best (DS Fenella Foster), Hugh Dennis (Arthur Donalan), Jade Harrison (Chief Superintendent Charlie Woods), Steve Oram (DI Jacob Tremayne) |
| Episode 2 4 April 2025 | Abra Thompson (Emily Buswell), Alexandra Gilbreath (Jane Buswell), Bella Rei Blue Stevenson (Rosie), Hannah Howland (Abigail Marsh), Joseph Ollman (Danny), Kem Hassan (Mark Weston) |
| Episode 3 11 April 2025 | Abdul Salis (Dr Lionel Jennings), Alicia Charles (Gabriella Dalmori), Bebe Sanders (Lizzie Dyer), Bella Rei Blue Stevenson (Rosie), Brandon Fellows (Kenny Pluckley), Chizzy Akudolu (Reverend Kate), Holly Atkins (Sherie Howard), Jade Harrison (Chief Superintendent Charlie Woods), Lauren Vandike (Monica Grey), Matthew Gravelle (Martin Gaffney), Syreeta Kumar (Dr Hodges) |
| Episode 4 18 April 2025 | Bella Rei Blue Stevenson (Rosie), Eva Feiler (Nurse Lucy Thompson), Jason Hughes (Hugo Digsby), Lance West (Ben Taylor), Laura Euler-Rolle (Francine Dalton), Madeleine Day (Polly Digsby), Sarah Bowden (TV Interviewer), Silas Carson (Nate Dalton) |
| Episode 5 25 April 2025 | Amy Morgan (Stella Ellis), Ankur Sengupta (Skydive Instructor), Bella Rei Blue Stevenson (Rosie), Caroline Quentin (Lotty Robson), Kevin McNally (George Ellis), Oliver Hembrough (Rhys Tomlinson), Rebecca Lee (Michaela Robson) |
| Episode 6 2 May 2025 | Amalia Vitale (Hannah Owen), Bella Rei Blue Stevenson (Rosie), Chris Jenks (Josh Woods), Dean Nolan (Steve Banley), Eva Feiler (Nurse Lucy Thompson), Murray McArthur (Trent Morgan), Sarah Bennett-Green (Cathy Morgan) |
Work and family responsibilities become harder to separate as Humphrey and Martha welcome Rosie, Esther’s family relationships develop and Anne faces a health concern. The guide keeps those developments distinct from each episode’s mystery solution.
River, regatta, farming and coastal settings widen the screen geography while Looe remains the recurring town base.
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