- Once Upon a Halloween
2005 Captain Hook (voice) (archive sound)
- Walt Disney's Fables - Vol.3
2003 Tom Jefferson / Crook (segment "Ben and Me") (voice) (archive sound) (uncredited)
- Allison Sydney Harrison
1983 Art Appraiser
- The Great Bear Scare
1983 (voice)
- Barefoot In the Park
1982 Victor Velasco
- Miss Switch to the Rescue
1982 Mordo (voice)
- Disney's Halloween Treat
1982 Captain Hook (voice) (archive footage)
- Faeries
1981 Faerie King / Shadow (voice)
- The Trolls and the Christmas Express
1981 Troglo (voice)
- Once Upon a Mouse
1981 Slave in the Magic Mirror (voice)
- Through the Magic Pyramid
1981 Ay / Mr. Mantley
- American Dream
1981 Abe Berlowitz
- A Disney Halloween
1981 Magic Mirror (voice)
- American Dream
1981
- Scruffy
1980 Mr. Tibbles (voice)
- The Incredible Book Escape
1980 Professor Mickimecki (voice)
- The Furious Flycycle
1980 Professor Mickimecki
- Daniel and Nebuchadnezzar
1979 King Nebuchadnezzar
- Supertrain
1979 Hoffman
- The Youth Who Wanted to Shiver
1978 Narrator
- The Cat from Outer Space
1978 Dr. Heffel
- The Hobbit
1977 Thorin (voice)
- Halloween Is Grinch Night
1977 The Grinch / Narrator (voice)
- Wizards
1977 Guards (uncredited)
- Disney's Greatest Villains
1977 Slave in the Magic Mirror / Captain Hook (voice) (archive footage)
- The Love Boat
1977 Karl Schmidt
- The Shaggy D.A.
1976 Prof. Whatley
- Alice
1976
- Dr. Seuss on the Loose
1973 Narrator / North-Going Zax / South-Going Zax (voice)
- Brothers O'Toole
1973 Polonius Vandergelt
- The World's Greatest Freak Show
1972 Narrator, Pflug
- The Partners
1971
- Horton Hears a Who!
1970 Narrator / Horton / Dr. H. Hoovey (voice)
- The Phantom Tollbooth
1970 King Azaz / The MathemaGician (voice)
- Christmas Is
1970 Innkeeper (voice)
- Up Is Down
1969 Narrator
- Wake Me When the War Is Over
1969 Herman Erhardt
- Love, American Style
1969 Manfried the Great
- Here's Lucy
1968 William Barkley
- Cricket on the Hearth
1967 Tackleton (voice)
- Kismet
1967 Wazir
- The Danny Thomas Hour
1967 Van Plinkle
- The Monkees
1966 Mendrek
- The Salty Sea
1965 Narrator
- E Flat Elephants
1965 Narrator
- Lost in Space
1965 Sagramonte
- Hogan's Heroes
1965 Major Bonacelli
- The Patsy
1964 Prof. Mulerr
- Robin and the 7 Hoods
1964 Mr. Ricks (uncredited)
- Daniel Boone
1964 Orlando, The Prophet
- My Six Loves
1963 Kinsley Kross
- Burke's Law
1963 Dr. Bing
- Barbara
1962 Narrator
- The Lucy Show
1962 Dr. Gitterman
- Hoppity Hooper
1962
- Feathertop
1961 Governor Balfour
- Mister Ed
1961
- Dr. Kildare
1961 Oliver Blair
- Ben Casey
1961 Kevin Boone
- The Islanders
1960 Inspector Gardeva
- 1001 Arabian Nights
1959 The Wicked Wazir (voice)
- The Alphabet Conspiracy
1959 Mad Hatter
- Juke Box Rhythm
1959 Balenko
- The Ransom of Red Chief
1959 Sam Snyder
- Faces and Fortunes
1959 Narrator
- Adventures in Paradise
1959 Dr. Mood
- The DuPont Show with June Allyson
1959 David Brent
- The Adventures of Rocky and Bullwinkle and Friends
1959 Snidely Whiplash (voice)
- The Bullwinkle Show
1959 Snidely Whiplash (voice) (uncredited)
- Hansel and Gretel
1958 Witch
- Rock-a-Bye Baby
1958 Mr. Wright
- The Big Beat
1958 Vladimir Skilsky
- The Unchained Goddess
1958 Apothecary (voice)
- The Liberty Story
1957 Thomas Jefferson
- Jet Pilot
1957 Col. Matoff
- The Monster That Challenged the World
1957 Dr. Jess Rogers
- The Story of Anyburg U.S.A.
1957 Prosecutor
- The Real McCoys
1957
- Meet McGraw
1957
- Maverick
1957 Homer Eakins
- The Californians
1957 Painless Pepper
- Bus Stop
1956 Life Magazine Photographer
- The Birds and the Bees
1956 Jacques de Montaigne
- Eloise
1956 Rene the French Waiter
- High Tor
1956 Biggs
- The Invisible Moustache of Raoul Dufy
1956 Narrator
- Saturday Spectacular: Manhattan Tower
1956 Village Artist
- Hey, Jeannie!
1956 Rodney St. Roman
- Playhouse 90
1956 Rene the French Waiter
- The Goofy Success Story
1955 J.B. (voice)
- Davy Crockett, King of the Wild Frontier
1955 Thimblerig
- The Miracle on 34th Street
1955 Mr. Shellhammer
- You're Never Too Young
1955 Francois (uncredited)
- Davy Crockett at the Alamo
1955 Thimblerig
- The Alcoa Hour
1955
- The 20th Century Fox Hour
1955 Mr. Shellhammer
- Meet the Family
1954 Carlos Martinez
- Climax!
1954
- Peter Pan
1953 Captain Hook / Mr. Darling (voice)
- The 5,000 Fingers of Dr. T.
1953 Dr. Terwilliker
- The Twonky
1953 Kerry West
- Johann Mouse
1953 Narrator (voice)
- Siren of Bagdad
1953 Ben Ali
- The Affairs of Dobie Gillis
1953 Prof. Pomfritt
- Ben and Me
1953 Tom Jefferson / Crook (voice)
- The Emperor's New Clothes
1953 Tailors / King / King's Aide / Jacob (voice)
- The Danny Thomas Show
1953 Uncle Tonoose
- Big Jim McLain
1952 Robert Henried
- The World in His Arms
1952 Eustace
- Three for Bedroom C
1952 Jack Bleck
- Cavalcade of America
1952 General Francis Marion
- Mr. & Mrs. North
1952
- Four Star Playhouse
1952 Reverend Tuttle
- Omnibus
1952 Iago in 'Othello' /Marcello in acted version of 'La Boheme'
- I'll See You in My Dreams
1951 William Rossiter (uncredited)
- Rich, Young and Pretty
1951 Jean - Maitre D'
- Too Young to Kiss
1951 Mr. Sparrow
- Texas Carnival
1951 Hotel Clerk
- Behave Yourself!
1951 Norbert Gillespie
- The Walt Disney Christmas Show
1951 Slave in the Magic Mirror
- I Love Lucy
1951 Mr. Jenkins
- Dragnet
1951
- Schlitz Playhouse of Stars
1951 Professor Greentree
- The Red Skelton Show
1951 Freddie's Foil
- Nancy Goes to Rio
1950 Alfredo
- Summer Stock
1950 Harrison I. Keath
- One Hour in Wonderland
1950 Slave in Magic Mirror
- On the Town
1949 Francois (uncredited)
- My Friend Irma
1949 Prof. Kropotkin
- Bride for Sale
1949 Jewelry Store Sales Clerk (uncredited)
- Variety Time
1948 Rudy La Paix
- Design for Death
1948 Narrator
- The Senator Was Indiscreet
1947 Waiter
- The Reckless Driver
1946 Wally Walrus (archive sound)
- Chew-Chew Baby
1945 Wally Walrus (voice)
- Woody Dines Out
1945 Taxidermist (voice)
- The Beach Nut
1944 Wally Walrus (voice)
- Ski for Two
1944 Wally Walrus
- Mrs. Parkington
1944 Mr. Ernst
- Passage to Marseille
1944 Jourdain (uncredited)
- Journey into Fear
1943 Swami magician
- Crazy House
1943 Roco
- The Fly In The Ointment
1943 Spider
- Duty and the Beast
1943 Hunter
- Hitler's Children
1943 Dr. Graf
- Hostages
1943 Lt. Glasenapp
- A Lady Takes a Chance
1943 Gregg Stone
- His Butler's Sister
1943 Reeves
- Blondie's Blessed Event
1942 George Wickley
- Underground Agent
1942 Hugo
- Joan of Paris
1942 Second Gestapo Agent
- Once Upon a Honeymoon
1942 Vienna Tailor's Fitter (uncredited)
- The Big Street
1942 Louie (uncredited)
- The Falcon Takes Over
1942 Quincey W. Marriot (Uncredited)
- The Wife Takes a Flyer
1942 Hendrik Woverman
- A Date with the Falcon
1942 Desk Clerk (uncredited)
- The Greatest Gift
1942 Father Fabian (uncredited)
- Pacific Rendezvous
1942 Hotel Desk Clerk
- Nightmare
1942 Hans
- Saboteur
1942 Edward (uncredited)
- Weekend for Three
1941 Old Field Inn Desk Clerk
- Maisie Was a Lady
1941 Georgie Porgie (Uncredited)
- Underground
1941 Herman
- More About Nostradamus
1941 Feliz Paretti, later Pope Sixtus V (uncredited)
- The Gay Falcon
1941 Herman, Police Sketch Artist (uncredited)
- Abdul the Bulbul Ameer
1941 Abdul (voice)
- They Met in Argentina
1941 Guitar Player in Cantina (uncredited)
- Bitter Sweet
1940 Rudolph - Man at Mama Luden's (uncredited)
- The Great Dictator
1940 Undetermined Role (uncredited)
- Dulcy
1940 Vincent Leach
- It's a Wonderful World
1939 Mr. Delmonico, Stage Manager
- On Borrowed Time
1939 Man in Convertible (uncredited)
- Never Say Die
1939 Bit Part
- Dramatic School
1938 Ramy
- The Joker
The Joker
