The documentary tells the story of the making of The Clash's 'London Calling' album and included in a special 25th Anniversary edition re-release of the original album. Directed by Don Letts and including interviews with Joe Strummer, Mick Jones, Paul Simonon, Topper Headon and othey key figures, this also includes previously unreleased home footage of The Clash recording London Calling in Wessex Studios.