John Larkin

as Dr. Leonard Michaelson

as Jim Mellott

as Major General Wiley Crowe

as Col. Broderick (uncredited)

as Foster Drake

as Captain Carraway

as Mark Grainger

as Chuck Graffer

as Burt Jackson

as Jeff Martell

as Jay Fenton

as John Kenyon

as Otto Olney

as Todd Meacham

as Murph

as Self - Narrator(voice)

as Tony's Butler (uncredited)