Monty Woolley

as Professor Wutheridge

as Dr. Oswald Vunch (uncredited)

as Sheridan Whiteside

as The Judge

as William Smollett

as Monty Woolley

as Dr. Jaffe

as John R. Hodges

as Self

as Omar

as John Sidney Howard

as Priam Farll

as John Graham

as Self

as Dr. Lane-Porteus

as Jeweler

as Georges Bouchet

as Mr. Bawltitude

as John Fleming

as Madden Thomas

as Dr. Schmidt

as Fouget

as Gantvoort

as Professor Lange

as Doctor

as Governor

as Henri Dubois

as Miles Tatlock

as Edgar Brawley

as Parker (uncredited)

as Self

as The Art Collector

as Self

as Himself