Leonard Stone

Avatar: The Last Airbender 2005 · Canyon Guide (voice)

18 Wheels of Justice 2000

The Invisible Man 2000 · Old Man

L.A. Law 1986 · Judge Paul Hansen

Night Court 1984 · Nikolai Karpov

Amanda's 1983

Cagney & Lacey 1982

American Pop 1981 · Leo Stern (voice)

Falcon Crest 1981 · Harrison Albright

Hill Street Blues 1981

Simon & Simon 1981 · Uncle Jack

Hardly Working 1980 · Ted Mitchell

Once Upon a Spy 1980 · Dr. Charlie Webster

The Stockard Channing Show 1980

Deadman's Curve 1978 · Herb Alpert

Kaz 1978

The Other Side of Hell 1978 · Morelli

Zuma Beach 1978 · Johnson

The Girl in the Empty Grave 1977 · Harry

The Hardy Boys / Nancy Drew Mysteries 1977

Alice 1976

Quincy, M.E. 1976

Barney Miller 1975 · Ernest Lun

One Day at a Time 1975

The Swiss Family Robinson 1975

Apple's Way 1974

Mame 1974 · Stage Manager

The Man from Independence 1974 · Werner

The Six Million Dollar Man 1974 · Man

Beg, Borrow...or Steal 1973 · Mr. Brubaker

Police Story 1973 · Villani

Soylent Green 1973 · Charles

M*A*S*H 1972 · Colonel Bidwell

Me and the Chimp 1972

Sanford and Son 1972

The Bob Newhart Show 1972 · Dr. Ned Podbillion

The Man 1972 · Congressman Parmel

The Waltons 1972

A Step Out of Line 1971 · Dr. Finnerman

All in the Family 1971 · Mr. Johnson

Cannon 1971

Terror in the Sky 1971 · Harry Burdick

Willy Wonka & the Chocolate Factory 1971 · Mr. Beauregarde

Getting Straight 1970 · Lysander

I Love My Wife 1970 · Dr. Neilson

The Partridge Family 1970 · George Clauson

Zig Zag 1970 · Jim Harris

Hawaii Five-O 1969 · Herman Stein

Love, American Style 1969 · Sgt. Hobbs

Then Came Bronson 1969 · Cafe Owner

A Man Called Dagger 1968 · Karl Rainer

Adam-12 1968 · Phil Peters

El juicio 1968 · Judge Samuel Gilroy

Lancer 1968

Land of the Giants 1968 · Sgt. Eson

The Mod Squad 1968

The Outsider 1968

The Shakiest Gun in the West 1968 · Bartender (uncredited)

Cimarron Strip 1967

Hondo 1967

Ironside 1967

Mannix 1967

The Big Mouth 1967 · Fong

The High Chaparral 1967 · Shoop

The Invaders 1967 · Ramsey

The Second Hundred Years 1967 · Lieutenant

Mission: Impossible 1966 · Dimitri Soska

The Jean Arthur Show 1966

Camp Runamuck 1965 · Doc Joslyn

Lost in Space 1965 · Farnum

Run for Your Life 1965 · Captain Archer

The F.B.I. 1965 · Harry Palmer

Gomer Pyle, U.S.M.C. 1964

The Baileys of Balboa 1964

The Ghost of Sierra de Cobre 1964 · Benedict Sloane

The Outer Limits 1963 · Dr. Phillip Gainer

The Virginian 1962 · Tom Wagner

Dr. Kildare 1961 · Fred Payson

Kraft Mystery Theatre 1961 · Lieutenant McClellan

Target: The Corruptors! 1961

Surfside 6 1960

Rawhide 1959 · Leroy Means

The Detectives 1959 · Barney

Peter Gunn 1958

The Donna Reed Show 1958

The Mugger 1958 · Jim Kelly

The Rifleman 1958 · K.C. Peters

Decoy 1957 · 2nd Cop

Perry Mason 1957 · Harlan Kean

Gunsmoke 1955 · Ray Price

The Alcoa Hour 1955 · Longden

Studio One 1948 · Detective Farrow