Watch the ‘This Is Spinal Tap’ cast’s extended interview with Harry Smith
22:23The cast of the cult classic “This Is Spinal Tap” reunited at the Tribeca Film Festival 35 years after the release of their project and chatted with TODAY’s Harry Smith to discuss the origins of the film, its impact on “mockumentary” style cinema and how they built a 17-year history of the characters before filming.