Charles Napier
Colonel Kovacks
Luciano Pigozzi
Dr. Geoffrey
Marina Giulia Cavalli
Jane
Roberto Dell'Acqua
Guard (uncredited)
Daniel Bosch
Bob
Robert Marius
Lee
Kenneth Peerless
Chopper Pilot (uncredited)
David Brass
Head Technician (uncredited)
Michael Welborn
Security Officer (uncredited)
Jeff Griffith
Security Officer Griffith
Curtis Carter
Boat Crew (uncredited)
Donald Wilson
Technician (uncredited)
Albert Bronski
Security Officer Carlos (uncredited)
Frank Wannack
Guard (uncredited)
Philip Gordon
Security Guard killed by Snake (uncredited)