as Prof. Grabowski

as Zookeeper #1

as Professor Chesi

as il portiere dell'albergo

as banchiere

as Concierge

as Hotel Doorman in Paris

as Herbert Peters

as American Consul (uncredited)

as Don Alfredo

as Lord Chamberlain

as Il Lord

as Prof. Henry Wassermann

as Innkeeper (uncredited)

as Silvane (uncredited)

as Bill Stryker

as Zio di De Espinosa

as Dr.Andrews

as Colonel Webb

as Surgeon (uncredited)

as British General

as Porter (uncredited)

as ufficiale americano

as Sir Bryan

as Tyboria Captain

as Lester's Chief

as Man reciting repetitive prayers (uncredited)

as Giuliano da Sangallo

as Captain

as Drunken Butler (uncredited)

as Dr. Carini (uncredited)

as Roman Senator

as Douglas (uncredited)

as Dr. Cornfield

as Parker

as Uncle E. Dodds

as Albert Judson

as Signor Guidi

as maestro

as Il turista inglese