Adm. Wiley Sloan
Ronald Bentley
Dr. Sam Marlowe
Cmdr. Jeff Selkirk
Dan Wesker
Peter Cabot
John McKenzie
Dr. Goldman
Sen. Oliver Bartholomew
Mrs. Sarah Bartholomew
Paul Ryker
Lea McKenzie
Lew Bascomb
Dave Winter
Bill Sweeney
Sylvia King
Crewman
Liam
Old Man
Agra Worker
Eric Whittaker
Technician
Bailey
Sally Crane
Beth
Moore
Luke Crane
Hoffman (as Peter Von Zerneck)
PC18 Officer
(voice)
Young Bailey (uncredited)
Chief Engineer (uncredited)
Goliath Captain (uncredited)
Captain Volero (uncredited)
Carrie (uncredited)
Maria (uncredited)
(uncredited)
Gantman (uncredited)
Newscaster (uncredited)
Ed Linder (uncredited)
Paul (uncredited)
Robbie Cole (uncredited)
Dancer / Lambeth Walk (uncredited)
