On screen
Cast
38 credited performers
George C. Scott
John Russell
Trish Van Devere
Claire Norman
Melvyn Douglas
Senator Carmichael
John Colicos
Captain DeWitt
Barry Morse
Parapsychologist
Madeleine Sherwood
Mrs. Norman
Artwork unavailable
Helen Burns
Leah Harmon
Eric Christmas
Albert Harmon
Frances Hyland
Mrs. Grey
Ruth Springford
Minnie Huxley
James B. Douglas
Eugene Carmichael
J. Kenneth Campbell
Security Guard
Roberta Maxwell
Eva Lingstrom
Bernard Behrens
Robert Lingstrom
Jean Marsh
Joanna Russell
Artwork unavailable
Chris Gampel
Mr. Tuttle
Artwork unavailable
Voldi Way
Joseph Carmichael
Artwork unavailable
Michelle Martin
Kathy Russell
Artwork unavailable
Janne Mortil
Linda Grey
Terence Kelly
Sergeant Durban
Artwork unavailable
Robert Monroe
Archives Clerk
Hagan Beggs
Coroner
Anna Hagan
Secretary
Antonia Rey
Estancia
Sammy Smith
Doorman
Artwork unavailable
Paul Rothery
Tony Grey
Artwork unavailable
Bruce MacLeod
Security Guard
Artwork unavailable
Fred Latremouille
Airport Guard
Artwork unavailable
David Peevers
Microfilm Clerk
Artwork unavailable
Sera Johnstone
Sara Lingstrom
Artwork unavailable
Adam Earle
Adam Lingstrom
Artwork unavailable
Carl Boychuk
Music Student #1
Artwork unavailable
Bryan King
Music Student #2
Artwork unavailable
Susan Round
Music Student #3
Artwork unavailable
Nicki Steida
Music Student #4
Artwork unavailable
Randolph Blankinship
Pilot #1
Artwork unavailable
Travis Major
Pilot #2
Kyle MacLachlan
Uncredited