TV Guide ITV3 Wednesday

Ventress's determination to protect a widow's home from a gang of louts becomes an all-consuming obsession, while Greengrass gets his fingers burnt attempting to break into the fish and chip industry, little realising what a competitive business it is. Rural drama, starring William Simons and Bill Maynard

Greengrass befriends a travelling musician (guest star Gary Barlow) who spreads a little disharmony in Aidensfield, while Jackie's parents drop in unexpectedly, casting a shadow over her relationship with Mike - and all at once domestic bliss becomes a thing of the past in the Bradley household. With Bill Maynard, Jason Durr and Fiona Dolman

It's 1946 and although one war has ended, another is looming as the Iron Curtain falls across Europe. Foyle arrives home from America, where he is wanted in connection with a suspicious suicide, but MI5 offers him a way out. The agency suspects Britain's atomic research programme has been infiltrated and wants to recruit him to investigate a Soviet spy ring that could be at work in the heart of London. Detective drama, starring Michael Kitchen, with Honeysuckle Weeks, Ellie Haddington and Dylan Charles

The detective's investigation into the death of a nameless Russian leads to a mysterious military facility run by Colonel Harry Galt, a respected soldier with an impeccable war record. However, as Foyle makes inquiries, he realises the deceased was a spy with dangerous connections to British Intelligence. Meanwhile, Sam does her best to help husband Adam during his by-election campaign, but can't help putting her foot in it. Crime drama, starring Michael Kitchen and Honeysuckle Weeks, with Jonathan Hyde and Daniel Weyman

Part one of two. An abduction and murder cause professional tension as Tony disagrees with Don's suspicion that the culprit is a paedophile he narrowly failed to convict on a previous occasion. As the killer strikes again, the struggle to find a link between the victims is complicated by Carol's lawyer boyfriend, who puts forward a theory of his own. Psychological thriller, starring Robson Green and Hermione Norris