Virgin Media Three Saturday

The police search for a boy who went missing after discovering his mother was having an affair. Walker finds he isn't over Helen when he goes on a date with one of Gina's friends

A woman is injured by a sniper who strikes after a meeting of the flower show committee - but speculation rages that she was not the intended target. Lindsey Coulson guest stars

An anti-war protest has serious consequences for Walker when one of the demonstrators accuses him of assault, while a cobra causes havoc after escaping from vet Fergus' car

Susan and John are excited to hear that a travelling fair is coming to Scatterbrook, while Aunt Sally agrees to go on an adventure with Calliope Jane. Bill Bailey guest stars

Will and Jimmy are baffled, Nate is torn, and Belle is devastated

Tom leaves Belle shaken, Will is shocked, and Nate finally admits his news to Tracy

Moira is confused and upset, Tracy and Nate call the police, and Will is blackmailed

In a stylised episode, Belle is haunted by her imagined futures and sees the choices she can make

In a stylised episode, Belle is haunted by her imagined futures and sees the choices she can make

Aaron is awkward, Caleb demands an apology, and Vanessa encourages Tracy

The detective investigates the deaths of an astrophysicist and his girlfriend in a tragic car accident as the rest of the world eagerly awaits news of the first moon landings

Budding chocolatiers battle for a once-in-a-lifetime opportunity - seeing their handiwork on supermarket shelves - in this series hosted by Si King and Dave Myers

Alex Polizzi heads to the Windsors Hotel in Chertsey, Surrey, where she advises owner Mel White to improve the poor decor and reclassify the business as a guest house

Following the work of veterinary surgeons. In the first episode, a French bulldog arrives at the Vet Hospital for specialist spinal surgery to help him walk properly

Davina McCall and Nicky Campbell return to tell incredible stories of people desperate to find missing family and answer questions that have haunted entire lives

Bank clerk Rowan's life is turned upside down when, her son Finn flees as his friend Conor is caught by the police delivering a suspicious bag of cash

An idyllic marriage is ruined when the wife's paranoia unleashes a tragic chain of events. Fact-based drama, with Poppy Montgomery and David Sutcliffe

A deadly global infection looms when a wounded terrorist carrying a fatal virus boards a transcontinental train. Disaster epic, starring Burt Lancaster and Richard Harris