Hans Heinrich von Twardowski

Casablanca

German Officer with Yvonne (uncredited)

The Cabinet of Dr. Caligari

Alan

Hitler: Beast of Berlin

Albert Stalhelm - Storm Trooper

Film Emigration from Nazi Germany

Self (archive footage)

Once Upon a Honeymoon

German Officer (uncredited)

Hangmen Also Die!

Reinhard Heydrich

The Scarlet Empress

Passage to Marseille

Confessions of a Nazi Spy

Helldorf

The Dawn Express

Capt. Gemmler

The Crusades

Nicholas, Count of Hungary

Edge of Darkness

German Co-Pilot (uncredited)

Background to Danger

German Officer

Espionage Agent

Dr. Helm

Resisting Enemy Interrogation

Herr Mahler - German Red Cross Representative

Genuine: The Tragedy of a Vampire

Florian

Hitler's Madman

Margin for Error

Fritz - Butler

Phantom

Hugo Lubota

Scandal for Sale

Affner, the pilot

Ludwig II, King of Bavaria

Otto von Wittelsbach (as H.H. von Twardowsky)

6 Hours to Live

Flosky

The Devil's in Love

Andre's Defense Counsel

First Comes Courage

Nazi Captain (uncredited)

Sex in Chains

Alfred

Eerie Tales

Restaurant Waiter

The Weavers

Gottfried Hilse

Die Hölle der Jungfrauen

Private Jones

Von Bergen (uncredited)

Adorable

Prince of Pontevedro

The Holy Flames

Robert Taylor

From Morning to Midnight

Sohn der Dame

The Singing City

Willi von Wellheim - Claires Verehrer

I.N.R.I. – A Film of Humanity

Johannes

Storm Over the Andes

Oberto (as Hans Von Twardowski)

Der falsche Prinz

Wolf, sein Freund

The Night of Queen Isabeau

Page

I Kiss Your Hand, Madame

Waiter

Marizza

Peter, der Matrose

The House on the Moon

The Enchantress

The Gentleman in Room 6

Guest