TV Guide 5SELECT Tuesday

Eighteen-year-old Millie has a baby of her own, and 25-year-old Chloe is house-hunting with her new boyfriend. Later, the whole extended Radford clan come together for a joyful double christening to welcome Bonnie and Heidie, the newest members of this great big family

Julian has to help a ewe through a difficult birth in the middle of a field in the rain, while Peter performs an emergency C-section on a heavily pregnant shih tzu. A male goat presents a serious problem for its owners when it impregnates all the females in the pen, a cat undergoes emergency eye surgery, and a calf is in urgent need of its mother's milk

Graeme Hall attempts to rebuild a broken bond between owner Dan and his Cavalier King Charles spaniel Tinka, who's become distant from Dan ever since he suffered a stroke. The dog trainer also answers an SOS call in Brisbane, where two spoilt lowchen are disturbing the peace with their hooligan antics. Plus, Graeme meets a greedy groodle, who causes chaos by stealing food at every opportunity

Ben journeys to the foothills of the Indian Himalayas to spend time with 69-year-old former fighter pilot Steve Lall, who has opted for a simple farmer's life in the mountains. Ben gets hands-on with the harsh subsistence lifestyle, ploughing with buffalo, chasing both monkeys and human intruders, and gravedigging

A chief accountant is found murdered just as the New York store where he worked is about to be sold to a museum of cultural history. Whodunit, starring Angela Lansbury, with Peter Donat and Kate Mulgrew

Jessica investigates when Seth disappears without trace, and discovers a link to a 20-year-old crime. Whodunit, starring Angela Lansbury as a crime writer with a mystery-solving sideline

An actor who plays a detective on a soap opera is being blackmailed by his ex-lover, who is also his producer. Convinced that playing a sleuth makes him clever enough to get away with murder, he kills her and frames her husband - but has reckoned without the intervention of the crumpled cop. Crime drama, with Peter Falk and William Shatner

Bill Nighy narrates a trip through Wales' highest peaks and deepest valleys. Starting in Pwllheli in the north west, the route heads along the lines that were built during the slate industry's heyday. At Porthmadog, the journey briefly switches to the reconstructed steam trains of the Welsh Highland National Heritage Railway to Minffordd station. Nearby is the village of Portmeirion, famous for its role in the classic TV series The Prisoner. Rejoining the Cambrian Line, local farmers reveal what the railway means to them, before the route takes in the seaside resort of Aberdovey

Liz becomes frantic with worry when she realises she is unable to make contact with Sophie, and her panicked response earns her a stay in solitary. However, the reason for her daughter's apparent silence becomes clear when she emerges from seclusion to meet Wentworth's newest inmate. Meanwhile, Bea discovers she has inspired a group of vigilantes on the outside to take a stand on violence against women, and a candid counselling session gives Bridget reason to suspect Franky might be responsible for a knife attack in the exercise yard. Australian prison drama, starring Danielle Cormack, Celia Ireland and Edwuina Samuels

The Radfords are going on their first holiday for almost two years, with Noel and Sue deciding to take the kids on a tour of the Scottish Highlands, and they're going in convoy, with two camper vans needed to fit everyone in. While they're away, single mum Millie will be in charge at home keeping an eye on her teenage brothers and the four dogs - as well as looking after baby Ophelia

Noel wants to get fit and enters a 10k race, but when he has a health check, the results are worrying for him and the whole family. Luke has something really big to tell the family, while Sue and Noel face the biggest decision of their lives - whether to have another baby or decide that 22 kids is enough