The Sleep Files: Altered States
- አመት: 1998
- ሀገር: United Kingdom
- ዘውግ: Documentary
- ስቱዲዮ: Twenty Twenty Television, Discovery Communications
- ቁልፍ ቃል:
- ዳይሬክተር: Joseph Bullman
- ተዋንያን: Nigel Anthony, Rosalind Cartwright, Denise Corke, Michel Corke, Penny Corke, Floyd S. Cornelison, Jr., M.D.
