Commissioner's Laywer

2nd Gambler

Surgeon

Dr. Frankenstein

Dr. Durrant

Coroner

Heller

Duquai

Dr. Reinhart

Himself – Ms. Robson's Host (uncredited)

Gregorius

Banker Irwing

Akela (voice)

Emile

Aben

Mr. Orlandos

Manuel

Yusuf

Dipso Dale Rutherford

Dr. Sawyer

Mustafa el Melik

Don Daniel

Herbert Bielensen

Nitra Puta

Marshovian Ambassador

Abel Harmer

Sykes

Pappa Cerrano

Pierre

Mayor Tuvache

Frederick Fairlie

Mr. Twyning

Huish

Charles Murdock

Max Leiberman

Rozner

Bertram Gribble

Phya Phrom

Joseph Baronova

Will Scarlet

Lal Bara

Roscoe Bean

Jodri

Jimmy Gordon

Ali

Welles

Kaspar Andropolous

Webb Fallon

Martin S. Dwyer

Chris Martin

Peter Althius (uncredited)

Salesman

Mortimer Cope

Alfonse Lamont

Lunin

Reporter (uncredited)

Mr. Pappas

Mason

Baker (uncredited)

Roland X. Smith (uncredited)

Grinko (uncredited)

Hostage (scenes deleted)

Gregory Vanesou

Dr. Ferris

Jack Rawlings

Carl aka Charles

Professor Radowsky

Fred

Dumbo

Joe

English Spy

Poppy's Escort

André

Starving Beggar

Starving Begger (uncredited)

Count Stephen Duni

Hood with Foreign Accent

Armand

Flower Seller

Jean-François Pilâtre de Rozier