Gérard Herter

Ludwig(1973)

Prince Luitpold

Adiós, Sabata(1970)

Colonel Skimmel

A Sword to Brando(1970)

Symphony of Love(1970)

conte Roskoff

Hornets' Nest(1970)

Capt. Kreuger

The Last Day of the War(1970)

Maj. Skorch

The Battle of the Damned(1969)

Colonel Kleist

Battle of the Commandos(1969)

Lieutenant Hapke

The Battle of El Alamein(1969)

General Schwartz

Gatling Gun(1968)

Mr. Bishop

To Hell and Back(1968)

Ernest Ward

The Devil's Brigade(1968)

German Officer in Town (uncredited)

The Big Gundown(1967)

Baron von Schulenberg

Professionals for a Massacre(1967)

Major Lloyd

Two Faces of the Dollar(1967)

Col. Blackgrave

Any Gun Can Play(1967)

Lawrence Blackman

Secret Agent Super Dragon(1966)

Coleman (as Gerard Haerther)

The Road to Fort Alamo(1964)

Mr. Silver

Two Colonels(1963)

The Shortest Day(1963)

Colonnello comandante (uncredited)

The Changing of the Guard(1962)

German officer

Ursus in the Valley of the Lions(1961)

Lothar

Under Ten Flags(1960)

Captain del Sommergibile

Five Branded Women(1960)

Col. von Elm

Caltiki, the Immortal Monster(1959)

Max Gunther

The Great War(1959)

Capitano Austriaco

The Giant of Marathon(1959)

Hippia

The White Warrior(1959)

Prince Sergei Vorontzov