(The Sleep Files: Altered States)

Content: A documentary about sleep paralysis

Countries:

United Kingdom

Genres:

Documentary

Runtime:

60 minutes

Year:

1998

Directors:

Joseph Bullman

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Production companies:

Twenty Twenty Television,

Discovery Communications

Actors:

Self - Narrator (voice)

Self - (as Dr Rosalind Cartwright)

Self - Michel Corke's Mother

Self (archive footage)

Self

Crews:

Director

Executive Producer

Producer

Co-Producer

Co-Producer