George Clarke’s National Trust Unlocked (Channel 4/HD | 9:00pm to 10:00pm | Sunday 13th September 2020)

George visits the magnificent and meticulously crafted country retreat of Standen in West Sussex – one of the best examples of the Arts and Crafts design movement to be found anywhere in the world. He discovers a masterpiece of Gothic Revival architecture at Tyntesfield in Somerset, with its acres of flower-filled terraces, and unleashes a medieval catapult at Corfe Castle in Dorset, an iconic ruin who’s first stone was laid almost a millennium ago, before risking vertigo with his trusty companion Loki at the highest point on England’s south coast – the famous Golden Cap.

All Creatures Great and Small (Channel 5/HD | 9:00pm to 10:00pm | Tuesday 15th September 2020)

Siegfried applies to become attending vet at Darrowby racecourse – but the position comes with conditions, and he is torn between his ambition and his loyalty to the practice. Tristan collects the debts owed to the surgery, but ends up losing all the money and resorts to placing a risky bet to cover up his mistake. When the favourite to win on the race day is diagnosed with a inoperable condition, James has his first painful experience of having to put an animal down – only to end up being threatened with legal action by the owner.

Saving Lives at Sea (BBC 2/HD | 8:00pm to 9:00pm | Thursday 17th September 2020)

At Swanage lifeboat station, brothers Matt and Gavin, following in their father’s footsteps, race to rescue a pair of novice paddleboarders before they are swept out into the busy shipping lanes. On the north east coast, the Withernsea crew scours the North Sea for a local fisherman and friend who is missing at sea, while in Blackpool, a volunteer’s wedding day is interrupted by an urgent call for help.

Secret Scotland (Channel 5/HD | 8:00pm to 9:00pm | Friday 18th September 2020)

The comedian’s latest Scottish tour covers Falkirk and the Lothians. She takes a canal boat trip that includes a look behind the scenes at the world’s only rotating boat lift. Venturing into Midlothian, she visits a royal hideaway with a dramatic history and tries her hand at falconry. She also visits the site of the world stone-stacking championship and learns the secrets of a small island with links to smuggling that is believed to have inspired Treasure Island.

All TV guide information taken from DigiGuide — www.getdigiguide.tv/?p=1&r=15119.