Martin Amor Interviewer (uncredited)
Bob Wilyman Ape
John Ashley Ape
Malcolm Stewart Sound Designer
Hardy Amies Wardrobe Designer
Brian Hawley Ape
Penny Francis (uncredited)
Frank W. Miller Mission Controller (voice)
Irena Marr Russian Scientist (uncredited)
Joe Refalo Ape
Con Pederson Visual Effects Supervisor
Jane Pearl (uncredited)
John Francis Stunt Coordinator
Jonathan Daw Ape
Laurence Marchant Ape
Richard Woods Ape Killed by Moon-Watcher
Jimmy Bell Ape
Kim Neil (uncredited)
Andy Wallace Ape
Krystyna Marr Russian Scientist (uncredited)
George Watts Assistant Camera
Frederick I. Ordway III Scientific Consultant
David Fleetwood Ape
Penny Pearl (uncredited)