The Sleep Files: Altered States
Watch ‘The Sleep Files: Altered States’ Online. A documentary about sleep paralysis
- Genre: Documentary
- Country: United Kingdom
- Director: Joseph Bullman
- Cast: Nigel Anthony, Rosalind Cartwright, Denise Corke, Michel Corke, Penny Corke, Floyd S. Cornelison, Jr., M.D., William Hechter, Neil Kavey, Charles T. Tart, Mark Mahowald, Ken Martin, Harvey Moldofsky, Joann Mosby, Bob Smithers, Liz Smithers, Peter Tripp, Graham Turral, William Wade, Louis Jolyon West,