Watch Full Movie Online. Get the real scoop on the Clash from the insiders who toured and recorded with the punk legends from their rough-and-ready beginnings to their triumphant U.S. tour. Insights flow freely and frankly from longtime road manager Johnny Green, artist-in-residence cartoonist Ray Lowry and many more. The film also sports extensive live footage of the Clash hits "Should I Stay or Should I Go," "Rock the Casbah," "London Calling" and "White Riot."