Godzilla: The Series (1998)
Mad Hatter (voice)
The New Batman Adventures (1997)
The Mad Hatter / Jervis Tetch (voice)
Superman: The Animated Series (1996)
Snowball (voice)
Pinky and the Brain (1995)
Gargoyles (1994)
Maurice Gillette
Burke's Law (1994)
SWAT Kats: The Radical Squadron (1993)
Batman: The Animated Series (1992)
MGM: When the Lion Roars (1992)
The Legend of Prince Valiant (1991)
Cyril Rathbone
An Inconvenient Woman (1991)
Niddler (voice)
The Pirates of Dark Water (1991)
Bob Jeffers
Dream On (1990)
Camp Candy (1989)
The New Lassie (1989)
Inspector Amos
Nightmare Classics (1989)
McBaines
Around the World in 80 Days (1989)
Edward St. John V
Quantum Leap (1989)
The Wizard (1986)
Bridges to Cross (1986)
Matlock (1986)
The March Hare
Alice in Wonderland (1985)
Jason Swandle
Hollywood Wives (1985)
Dr. Alger Kenyon, PHD
Murder, She Wrote (1984)
Gordon Fairchild
"Bon Chance" Louie
Tales of the Gold Monkey (1982)
Narrator (voice)
Faerie Tale Theatre (1982)
Hotel (1982)
Here's Boomer (1980)
Father Stone
The Martian Chronicles (1980)
Trapper John, M.D. (1979)
Dr. Peterson
Hart to Hart (1979)
Governor Saroyan
Buck Rogers in the 25th Century (1979)
Sweepstakes (1979)
Flying High (1978)
Fred Beery
The Love Boat (1977)
Bobby Ballard
The Rhinemann Exchange (1977)
Dr. Jonathan Willoway
The Fantastic Journey (1977)
Henry Roberts
Wonder Woman (1975)
Ellery Queen (1975)
Galen
Planet of the Apes (1974)
Police Woman (1974)
Harry O (1974)
Lionel Standish
The Snoop Sisters (1973)
Self
The American Film Institute Salute to ... (1973)
Stanley Lambert
Barnaby Jones (1973)
The Rookies (1972)
Roger Stanford
Columbo (1971)
Great Performances (1971)
Jeremy Evans
Night Gallery (1970)
McCloud (1970)
Howard
Love, American Style (1969)
Journey to the Unknown (1968)
Philip Saxon
The Name of the Game (1968)
Early McCorley
Self - Guest
The Carol Burnett Show (1967)
Self - Guest / Various Characters
Ironside (1967)
Lloyd Lindstrom
The Invaders (1967)
Mission: Impossible (1966)
Felony Squad (1966)
The Bookworm
Batman (1966)
Gyula Bognar
Run for Your Life (1965)
Robert 'Professor' Benson
Kraft Suspense Theatre (1963)
Arthur Biddle
Bob Hope Presents the Chrysler Theatre (1963)
The Danny Kaye Show (1963)
Arrest and Trial (1963)
The Merv Griffin Show (1962)
The Tonight Show Starring Johnny Carson (1962)
George
The Alfred Hitchcock Hour (1962)
Gerald Musgrove
Ben Casey (1961)
Sam Conrad
The Twilight Zone (1959)
Donnie Benton
Naked City (1958)
Suspicion (1957)
Matinee Theater (1955)
Leprechaun
General Electric Theater (1953)
Hallmark Hall of Fame (1951)
Ariel
The Dauphin
Pete
Lux Video Theatre (1950)
Bellamy Partridge
Gerald Forbes
Robert Montgomery Presents (1950)
Pip
Self / Ariel
The Ed Sullivan Show (1948)