John Davidson

as Hadley - S.A.C. Observer (uncredited)

as Man (uncredited)

as Extra (uncredited)

as Prince Samu

as Man (uncredited)

as Best Man at Wedding (uncredited)

as Faculty Board Member (uncredited)

as Artist

as Board Member

as Maitre D' (uncredited)

as Headwaiter (uncredited)

as John, First Waiter (uncredited)

as Reporter (uncredited)

as Customer (uncredited)

as Mr. Edwards

as Emperor of Mars

as Lawyer

as Princeton Team Doctor (uncredited)

as Harley

as Carl Karzoff / Kurt Karzoff

as Gruber

as Sheik

as Lucifer

as (uncredited)

as Prof. Percival Garland Raines

as Hospital Superintendent (uncredited)

as Shelton

as Minor Role (uncredited)

as Weird Voice (voice)

as Prince Suleid

as Prof. William Delmore, the Hypnotist (uncredited)

as Hakim

as Gumba, Bird Seller

as Aide to Ramin Khan

as Lin Wing

as Mr. Wingate (uncredited)

as Doctor Coleman

as Cafe Manager in Cairo

as Phoebus (uncredited)

as Chemist Daoud Atrash

as Prince Samu

as Professor Brand

as Yandoo

as Siegfried Sonoff

as Gookol Moah

as Blue Nose Hour Radio Announcer (voice)

as Ackroyd

as R. Xavier

as Mr. Hatfield

as Dr. Bashan

as Kasim-Native

as Kellner

as Hotel Manager (uncredited)

as Robbery Accomplice (uncredited)

as Gourney-Martin's Butler

as Vance

as Mr. Smith

as Edward 'Ned' Wales

as Blackie Culver

as Pete Ward

as Don Holland

as Stone

as Hassim

as Ernest Riever

as Richelieu

as Florian

as Sheik Ben Ali Hammed

as Otis Yeardley

as The Count Demitry Scardoff

as Prince Talaat-Ni

as Theodore Brandeis

as Salig Singh

as Mischa Grossman

as Sonino

as Jim Garvin

as Pierre Dubois

as Walter Tressler

as José de Co0rdova

as Narciso

as John Maddox Jr.

as Paul Berwick

as Horace Chapron

as Cabaret Dancer

as Undetermined Role

as Howard Hayes

as Wood Harding

as Navarete

as Paris

as Duke de Reves

as Capt. Burkett

as Stephen Might Jr.

as Rodman Cadbury

as Norman Van Aulsten

as Paul Duncan

as M. Cheivasse

as John Folsom

as Lieutenant Salza

as Pierre Vignol - Artist

as Lone Wolf