Content from Boom Cymru

In Morriston Hospital in Swansea in 1994 a group of ordinary middle-aged Welsh men stepped into the unknown by taking part in the world's first medical trials for the drug that became Viagra.

A forensic analysis of one of the worst motorway crashes in UK history, on the M5 in 2011.

In this eye-opening one off documentary, we follow the people who choose naturism as part of their lifestyle and discover why they prefer to be clothes free no matter what they are up to. From shopping in the local village to rock climbing the local hills – these are the people who let it all hang out as they live life to the full.

Celebrating life in the UK in all its diversity – as seen through the eyes of remarkable people doing extraordinary things.

Trace the self-destructive fall of Della Howells, Museum Director in her 40s who begins a dangerous relationship with a young man, and descends from a respectable middle-class woman into the criminal underworld of the art world.

Murder mystery series in which each season begins with the discovery of a dead body, jumps back 35 days (or hours) to introduce the situation and characters, then proceeds forward through time to arrive at the initial scene and reveal the killer.

Four estranged siblings are reunited – before a brutal murder takes place 15 days later...

"Y Llais" is the Welsh-language adaptation of the globally popular singing competition, The Voice. Airing on S4C, the show features four renowned coaches searching for the best Welsh-speaking vocal talent. Contestants compete through blind auditions, battles, and live performances, aiming to win the title of Y Llais champion. With a focus on vocal ability and mentorship, the series celebrates the rich musical heritage of Wales.

Life-long Agatha Christie fanboy Alan Carr embarks on a personal Great British adventure inspired by his literary heroine. In this fun, celebratory and fact-packed travelogue Alan will head off in search of the places that inspired her.

It's picture perfect cakes, the people who make them and the emotional stories behind the epic treats. Life is sweet at Gareth and Ryan's warm-hearted insta-bakery in Cardiff.

London-based dermatologists offer an inside look at their dermatology clinic, where they help patients with their skin problems.

Breaking the fourth wall, this dark-humour drama explores the intense life of psychiatric nurse Jamie Morris as he must also deal with his own mental deterioration.