Samira Ahmed speaks to John Cook, Professor of Media at Glasgow Caledonian University about his discovery of a previously unknown early version of the seminal screenplay The Singing Detective by Dennis Potter. Samira is also joined in the studio by Ken Trodd, who co-produced The Singing Detective for television.

Music writer Cathi Unsworth discusses her new book, Season of the Witch: The Book of Goth, which explores the enduring influence of Goth counterculture.

And the artist and filmmaker Isaac Julien reflects on his major retrospective, What Freedom is to Me, at Tate Britain.

Presenter: Samira Ahmed