as Dr. Leonard Michaelson
as Jim Mellott
as Col. Broderick (uncredited)
as Tony's Butler (uncredited)
as Jay Fenton
as John Kenyon
as Otto Olney
as Todd Meacham
as Captain Carraway
as Foster Drake
as Murph
as Major General Wiley Crowe
as Burt Jackson
as Chuck Graffer
as Mark Grainger