David Vincent
Morgan Tate
Carol Tate
Lewis Dunhill
Detective Carter
John Finney (as John Ragin)
Ed Tonkin
Detective Reagan
Ed Peterson
J.O. Brock
Paul
Joey
Teenager
Victoria
Driver
Coroner
Alien Shooting Morgan Tate's Car (uncredited)
Introductory Narrator (voice) (uncredited)
Narrator (voice) (uncredited)