Hans Heinrich von Twardowski

Casablanca

German Officer with Yvonne (uncredited)

The Cabinet of Dr. Caligari

Alan

Film Emigration from Nazi Germany

Self (archive footage)

The Dawn Express

Capt. Gemmler

Edge of Darkness

German Co-Pilot (uncredited)

Confessions of a Nazi Spy

Helldorf

Hangmen Also Die!

Reinhard Heydrich

The Scarlet Empress

Margin for Error

Fritz - Butler

Once Upon a Honeymoon

German Officer (uncredited)

Passage to Marseille

French Airfield Radio Man (uncredited)

The Weavers

Gottfried Hilse

Desperate Journey

Eerie Tales

Restaurant Waiter

6 Hours to Live

Flosky

The Crusades

Nicholas, Count of Hungary

Hitler: Beast of Berlin

Albert Stalhelm - Storm Trooper

Storm Over the Andes

Oberto (as Hans Von Twardowski)

Background to Danger

German Officer (uncredited)

The Devil's in Love

Andre's Defense Counsel

Phantom

Hugo Lubota

The House on the Moon

Espionage Agent

Dr. Helm

The Rats

Erich Spitta

The Night of Queen Isabeau

Page

I.N.R.I. – A Film of Humanity

Johannes

From Morning to Midnight

Sohn der Dame

Die Hölle der Jungfrauen

Hitler's Madman

Sex in Chains

Alfred

Genuine: The Tragedy of a Vampire

Florian

Ludwig II, King of Bavaria

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

Marizza

Private Jones

Von Bergen (uncredited)

Scandal for Sale

Affner, the pilot

I Kiss Your Hand, Madame

Waiter

Resisting Enemy Interrogation

Herr Mahler - German Red Cross Representative

Lola Montez, the King’s Dancer

Studiosus Friedemann

The Gentleman in Room 6

Guest

Peter, der Matrose

First Comes Courage

Nazi Captain (uncredited)

Adorable

Prince of Pontevedro

The Holy Flames

Robert Taylor

Der falsche Prinz

Wolf, sein Freund

The Enchantress

The Singing City

Willi von Wellheim - Claires Verehrer