Credits

• 2019 ·The Twilight Zone: A 60th Anniversary Celebrationas Citizen Gregori (archive footage)
• 1997 ·Hey, Hey We're The Monkeesas Self
• 1969 ·The Picasso Summeras The Host (as Theo Marcuse)
• 1968 ·The Wicked Dreams of Paula Schultzas Owl
• 1967 ·Ironsideas Bartender
• 1967 ·The Invadersas Noel Markham
• 1966 ·The Monkeesas
• 1966 ·The Time Tunnelas Lescaux
• 1966 ·Star Trekas Korob
• 1966 ·The Glass Bottom Boatas Gregor
• 1966 ·The Last of the Secret Agents?as Zoltan Schubach
• 1966 ·Batmanas Von Bloheim
• 1965 ·Harum Scarumas Sinan
• 1965 ·Mara of the Wildernessas Jarnagan
• 1965 ·The Cincinnati Kidas Felix
• 1965 ·The Wild Wild Westas Hassan
• 1965 ·Hogan's Heroesas Ludwig Strasser
• 1965 ·Hogan's Heroesas Pierre
• 1965 ·Hogan's Heroesas General Freidrich von Heiner
• 1964 ·Sands of Beershebaas Nuri
• 1964 ·A Tiger Walksas Josef Pietz
• 1963 ·For Love or Moneyas Artist
• 1962 ·The Beverly Hillbilliesas Nero
• 1962 ·Hitleras Julius Streicher
• 1961 ·The Two Little Bearsas Janos
• 1961 ·Operation Eichmannas Captain Felsner
• 1960 ·The Case of the Dangerous Robinas Paul Agoura
• 1960 ·The Case of the Dangerous Robinas Baw
• 1959 ·The Twilight Zoneas Citizen Gregori
• 1959 ·The Twilight Zoneas Farraday
• 1958 ·The Further Adventures of Ellery Queenas Abel Bendigo
• 1957 ·Have Gun, Will Travelas Bartender (as Ted Marcuse)
• 1957 ·Jeanne Eagelsas Dr. Richards (uncredited)
• 1957 ·The 27th Dayas Soviet Col. Gregor
• 1955 ·The Desperate Womenas Arzt