Directed by Donald Cammell
Based on Novel by Dean R. Koontz
Screenplay by Robert Jaffe, Roger O. Hirson
Produced by Herb Jaffe
Associate Producer : Steven-Charles Jaffe
Music by Jerry Fielding
Cinematography by Bill Butler
Film Editing by Frank Mazzola
Casting by Jennifer Shull
Production Design by Edward C. Carfagno
Set Decoration by Barbara Krieger
Costume Design by Sandy Cole
Special Makeup : Frank Griffin
Special Effects : Tom Fisher, Ron Hays, Terry W. King
Optical Supervisor : Jim Liles
Special Proteus Monitor Footage : Jordan Belson
Genigraphics Animatior : Grant Bassett
Electronic Animator : Richard L. Froman
Synthavision Animator : Bo Gehring
Delta Wing Computer Animation : Computer Science Department, University of Utah
Cast
Julie Christie (Susan Harris)
Fritz Weaver (Alex Harris)
Gerrit Graham (Walter Gabler)
Berry Kroeger (Petrosian)
Lisa Lu (Soon Yen)
Larry J. Blake (Cameron)
John O'Leary (Royce)
Alfred Dennis (Mokri)
Davis Roberts (Warner)
Patricia Wilson (Mrs. Trabert)
E. Hampton Beagle (Night Operator)
Michael Glass (Technician #1)
Barbara O. Jones (Technician #2)
Dana Laurita (Amy)
Monica MacLean (Joan Kemp)
Harold Oblong (Scientist)
Georgie Paul (Housekeeper)
Michelle Stacy (Marlene/Child of Proteus)
Tiffany Potter (Baby)
Felix Silla (Baby)
Michael Dorn (Bit)
Robert Vaughn (voice of Proteus IV)