TV Guide Alibi

Bacchus and Gently investigate a consignment of stolen passports, but the case takes an unexpected turn when a woman linked to the crime is found dead on the seashore with her mixed-race baby lying next to her. As the duo follow a lead on the murder victim's ex-boyfriend, they encounter racial prejudice and are drawn into an underground world of gang wars within the Arab community. Primeval's Andrew-Lee Potts guest stars

The Roman Catholic priest joins forces with Flambeau to hunt for a priceless holy relic, while a new nemesis lurks in the shadows. Mystery drama, starring Mark Williams

The crime-solving cleric takes the lead when a television dancing competition turns deadly. Angela Rippon guest stars as the Dancing Duchess, the host of the contest, alongside regulars Mark Williams, Claudie Blakley and Ruby-May Martinwood

The inquisitive cleric investigates when his old friend Blind 'Arry is arrested for murder at an Almshouse. Mystery drama, guest starring Anita Dobson, Linda Thorson and Diana Hardcastle

When Lady Felicia invites a prestigious group of writers to Montague, her hopes of being published are eclipsed by murder. Fifties-set crime drama based on the stories by GK Chesterton, starring Mark Williams and Nancy Carroll

Frank and Lu delve into the ultra-competitive world of private tutoring, while a reunion with an old Rada friend, presents Sebastian with a choice about his future that could change everything for the agency. Tamzin Outhwaite guest stars, with Mark Benton and Jo Joyner

Richard Poole meets up with a group of old university friends who have arrived on the island for a reunion, only for tragedy to strike when the man who has solved so many murders becomes the victim. Faced with such a sensitive crime, the commissioner quickly drafts in another British inspector to help the team get to the bottom of the mystery. It soon becomes clear that the newcomer, Humphrey Goodman, is just as eccentric as Poole - but he is also just as bright, and wastes no time questioning the partygoers, all of whom are prime suspects, while pondering the biggest mystery of all - how did the culprit commit the crime in full view of all the other guests? Kris Marshall joins the cast, with Ben Miller, Sara Martins and Danny John-Jules