as Hollis I. Mulwray

as Dr. Eckhardt

as Mr. Brister

as Brig. Gen. Theodore Marley 'Ham' Brooks

as Professor Caldwell

as Hollis Mulwray in Chinatown (archive footage)

as Dr. Madden

as Stan (uncredited)

as Priest (uncredited)

as Mr. Pheeb

as Sheldon

as Dr. Brimson

as Silas

as Mr. Lynch (archive footage)

as Singer's Manager

as Janczyn

as Mr. Lynch

as Dr. Bergen

as Underwear Salesman

as William Zinoff

as Bertoia