Credits

• 1987 · Beauty and the Beast as Grandfather Milo
• 1984 · Voyager from the Unknown as Louis Pasteur
• 1979 · Abraham's Sacrifice as (voice)
• 1978 · Greatest Heroes of the Bible as Melzar
• 1976 · Serpico: The Deadly Game as Mr. Serpico
• 1972 · Pursuit as Dr. Wolff
• 1971 · Primus as Charlie Kingman
• 1970 · The Christine Jorgensen Story as Professor Estabrook
• 1968 · It Takes a Thief as Zoltan
• 1967 · The Spy in the Green Hat as Mr. Thaler, Thrush Boss
• 1966 · Mission: Impossible as Edmund Constantine
• 1966 · Mission: Impossible as Rudolf Kurtz
• 1966 · Mission: Impossible as Premier Miguel Fuego
• 1965 · I Spy as Smerlov
• 1965 · To Trap a Spy as Mr. Allison
• 1964 · The Man from U.N.C.L.E. as Dr. Hans Von Etske
• 1963 · The Fugitive as Lars Christian
• 1962 · The Spiral Road as Dr. Sordjano
• 1961 · Go Naked in the World as Argus Diavolos
• 1959 · The Untouchables as Frank Genna
• 1959 · The Untouchables as Ray 'Goose' Gander
• 1959 · Odds Against Tomorrow as Bacco
• 1959 · Startime as Felix Ducotel
• 1959 · The Twilight Zone as General De Cruz
• 1959 · The Twilight Zone as Mr. Ferguson
• 1957 · Perry Mason as Homer Doubleday
• 1956 · Armchair Theatre as Arab
• 1956 · Crime in the Streets as Mr. Gioia
• 1956 · Tragedy in a Temporary Town as Julio Infante
• 1955 · Alfred Hitchcock Presents as Stefan Bregornick
• 1955 · Alfred Hitchcock Presents as Joey
• 1955 · The Shrike as Ankoritis
• 1952 · Viva Zapata! as Lazaro (uncredited)
• 1949 · Abandoned as "Little Guy" Decola