Self (archive footage)

Russian Delegate

Professor Winterhalter

Prof. Werner von Koenig

The Burgomaster (archive footage)

German Guard

Hammacher (uncredited)

Count von Droste Schattenburg (voice) (uncredited)

Baron Elston Carteblanche

Manager

King Rinko

Spectacle Man

Stefan

Fritz Schlitz

Landlord (uncredited)

Dr. Emile Egelhofer

W. Kranz

Schultz

Sgt. Johann Sebastian Schulz

Cyrus Kraft

General Ivan Vorashilov

Menkie (segment "The Gift of the Magi") (uncredited)

Gapeaux

Jericho Schlosser

Hugo Wolfgang Ulrich

Dr. Zwieback

Arthur Dinkel

Count Alexis

Papa

Professor Boris Riminoffsky

Wilowski

Count Pfefferman / Heinrich Stubel

Ignatz Tsimmis

Dr. Gurke

Mme. Irene

General Ronsky

Burgomeister Hussman

Kuzma

General von Hindenburg

Mr. Beckstein

Louis Bouriette

Ambassador

Joe Flugelman

Dr. Herman Holger

Sergeant

Jarubi

Preuss

Dr. Dietrich

Heinrich, Spy Leader

Dr. Alex Dubroc

Col. Ehrhardt

Dirk Van Hoorten

Self (archive footage) (uncredited)

John Jacob Astor

Franz von Bushmaster

Professor Herman Von Reiter

Dr. Wuthering

Hoffman the Great

Kafka (as Sig Rumann)

Dr. Simms (as Sig Rumann)

Ammers

Mr. Schomberg

Emil Von Hofer

Herr Schlick

Newmann

Herr Protz

Van Cleve

Dr. Hans Wolfert

Dr. Schmidt

Comrade Iranoff

Dutchy

Krogman

Poppa Ingleborg

Psychiatrist

Wertheimer

Sergeant Pellerin

Roger Heath

Anatole Primerose

Mr. Bold

Hutch Rellin

Colonel Tchernov

Dr. Emil Eggelhoffer

Police Captain

Lt. Col. Gottfried Hollen

Prime Minister

General Montero

Nicolas Marloff

Dr. Leopold X. Steinberg

Gus

Dr. Taggert

John B. Rudd

Fanchon (as Sig Rumann)

Durand (as Sig Rumann)

Herr Hanfstangel

Commandante Sebastian Golle

Steindorf

Hans Muller

Gottlieb

Blacksmith

Matt Conklin

Mr. Jan Novak

Doctor

Brogard

Hans Hansen (as Siegfried Rumann)

Baron von Gerhardt (as Siegfried Rumann)

Bailiff

Bridge player (Unbilled)