Greg Chandler / Mr. White
Col. / Dr. Michael Knowle / Heathcliff
Marv Payne / Maj. Peter Brook
Self - Announcer (voice)
Giovanni / Korolenko
Edward Dean / Joe
Tallman / Mac
Ann Meade / Ellen Morrison
Mr. Lawrence / Baron Tito Belcredi
Cassius / Hal Manning
Admiral Luetjens / Mr. Racknall
Peter Hartley / Mr. Hager
Barbara / Fran
George Banks / Dr. Shratt
Dr. Alderton / Mr. Wynteringham
Fran / Judy McDermott
Philip Hausman / Paul Collins
Peter Shea / Capt. Gene Lipton
George Monzo / Corey
Forest / Parker
Overland Kid / Coley
Self - Commercial Spokeswoman / Coral, Princess Livitski
Hannah
Jeff Clark / Russ Adams
