Guest Stars Joseph Cotten as Colonel Heinrich Pamela Austin as Corey Levin Co Starring Frank DeKova as General Tashkov Dennis McCarthy as 2nd U.S. Doctor Mario Alcalde as Hardtman Than Wyenn as Hans Schiller Erik Holland as Schneider Georg Stanford Brown as Bates Robert Boon as German Doctor James Flavin as General Levin John Hoyt as Mundt Willi Koopman as Heide