The Best British Christmas Mystery Specials of 2025

British Christmas mystery specials are a beloved holiday tradition, and 2025 is shaping up to be a standout year for festive whodunits filled with snow-dusted villages, clever detectives, and just the right amount of cozy intrigue. In this guide to the best British Christmas mystery specials of 2025, we’re highlighting the must-watch holiday episodes and feature-length specials from the UK that blend seasonal charm with smart, satisfying puzzles—perfect for fans of cozy mysteries, classic British crime dramas, and Christmas television events. Whether you’re planning a festive binge-watch or searching for new holiday mysteries to add to your December lineup, these British Christmas crime specials deliver comfort, suspense, and seasonal sparkle in equal measure.


4. The Good Ship Murder - Christmas Special: Alicante

Jack and Kate talk to someone dressed as an elf.

Cabaret singer Jack Grayling (played by Shayne Ward) and First Officer Kate Woods (played by Catherine Tyldesley) port in Alicante with passengers seeking Christmas miracles. Holiday cheer turns grim when a man is found dead and they must solve his murder.

Streaming December 27th

stream on Britbox

3. Death in Paradise - Christmas Special 2025

The main characters of "Death in Paradise" gather near a Christmas special at the bar.

DI Mervin Wilson (played by Don Gilet) returns to Saint Marie, juggling a puzzling festive murder and the uneasy first meeting with his charismatic yet elusive half-brother.

Streaming December 29th

stream on britbox

2. Beyond Paradise - 2025 Christmas Special

Premiering on Christmas Day, this special promises unexpected visitors, festive cases to solve, and a heartwarming reunion that might bring viewers to tears. Can Humphrey (played by Kris Marshall) juggle holiday cases while Martha (played by Sally Bretton) rushes to complete a secret plan before a life-changing surprise?

Streaming December 25th

stream on Britbox

  1. Madam Blanc Mysteries - 2025 Holiday Special

Jean and her friend near a Christmas tree.

In this two-part special, Jean White (played by Sally Lindsay) is asked to verify the purchase of a rare box once owned by Marie Antoinette at a museum event and discovers a bomb inside. With the museum locked and security is nowhere to be found, Jean races to find the code and save her friends.

stream on acorn

What special is the most exciting present?

Next
Next

13 Shows to Watch if You Love The Thursday Murder Club