The Sleep Files: Altered States

Nigel Anthony

Self - Narrator (voice)

Rosalind Cartwright

Self - (as Dr Rosalind Cartwright)

Denise Corke

Self - Michel Corke's Mother

Michel Corke

Self (archive footage)

Penny Corke

Self

Floyd S. Cornelison, Jr., M.D.

Self (as Dr Floyd Cornelison)