as Simmons
as Varro
as Walters
as Clem Krivak
as Red North
as Graydon Hunter
as United States Secretary of Defense
as Dr. Nagy
as Slabotsky
as Mr. Pomeroy
as Anson Safford
as Head Engineer
as Bainbridge
as Martin Herndon
as Packard
as McGuffey
as Mr. Collins
as Hurtelaut
as Judge
as Cantwell
as Dr. Ben Edwards
as Dr. Mark Gregory
as George Carlisle
as Grube
as William Gehrig
as Warden James
as Stuart
as District Attorney
as Myles Prentice
as Joseph Bellen
as Doctor Anderson
as Admiral Henry Victor Leslie Fox