as Simonides
as Prof. Jacob Barnhardt
as High Lama
as Technical Adviser (Shrink)
as Dr. Singleton
as Grand Duke Peter
as Gunga Din
as Bookman
as Professor Fred Lieberman
as Self (uncredited)
as Samuel Gower
as Dr. Hephaestus
as Dr. Romley
as Dr. Francis Kittridge Hunter
as Doc Erwin Riedenschneider
