It’s a Sin (C4, 9pm)

RUSSELL T Davies’s series has been universally praised, and rightly so. It turns a spotlight on a world many of us know about, but only a few have had first-hand experience. This week, it’s March 1988. The remaining members of the gang still live at the Pink Palace, which Ritchie and Jill are hoping to buy. Ritchie realises he has to come out to his parents and suffers a dark night of the soul. Jill lands herself in danger with the police after taking part in protests against the government’s handling of the Aids crisis.

Big Weekends with Gregg Wallace (C5, 9pm)

HE’S recently taken a tour of South Africa for ITV, and now Gregg Wallace is off on his travels again, although he probably filmed his latest jaunt months, maybe even over a year ago, before coronavirus restrictions were enforced. Wallace begins his jaunt in Barcelona and doesn’t have to search too hard to find some of the city’s artistic highlights – he’s surrounded by them in the form of architect Antoni Gaudi’s incredible buildings. He also learns about Picasso before attending a street festival and tasting the local cuisine.

Death in Paradise (BBC1, 9pm)

THE penultimate episode of the current run focuses on the aftermath of a stag party which ends in tragedy when the host is found on the beach the next morning with a harpoon sticking out of somewhere it shouldn’t. The do had taken place on a boat, which hadn’t moved since the previous evening, so DI Neville Parker and his colleagues assume nobody aboard could be responsible for the murder. So if the guests didn’t do it, who did? Ralf Little and Josephine Jobert head the cast.

Stonehenge: The Lost Circle Revealed (BBC2, 9pm)

ALICE Roberts is the go-to presenter for archaeological shows these days. In this one, where’s she’s joined by fellow professor Mike Parker Pearson. They want to know more about a fascinating project designed to unlock some of the mysteries surrounding Stonehenge, which have baffled experts for centuries. The duo meet archaeologists who have been using cutting-edge technology, including innovative 3D scanning techniques, combined with more traditional research methods, to discover where the iconic stones were quarried.