James Coco

That's Adequate

1989

Max Roebling

The Chair

1988

Dr. Harold Woodhouse Langer

Hunk

1987

Dr. D

The Stepford Children

1987

Mr. Jamison

There Must Be a Pony

1986

Mervin Trellis

The Muppets Take Manhattan

1984

Mr. Skeffington

Alice in Wonderland

1983

King of Hearts

Lily for President?

1982

Arthur

The Curious Case Of Santa Claus

1982

Santa Claus

Debby Boone... One Step Closer

1982

Self

Night of 100 Stars

1982

Self

Only When I Laugh

1981

Jimmy

Wholly Moses

1980

Hyssop

The Diary of Anne Frank

1980

Hermann van Daan

From Raquel with Love

1980

Stanley

Magic Night

1980

Self

Scavenger Hunt

1979

Henri

Bye Bye Monkey

1978

Andreas Flaxman

The Cheap Detective

1978

Marcel

Charleston

1977

Joe Lo Monaco

Murder by Death

1976

Milo Perrier

The Blue Bird

1976

Tylo the dog

The Wild Party

1975

Jolly Grimm

Energy Crisis

1974

Self

Man of La Mancha

1972

Sancho Panza / Cervantes' Manservant

The Trouble With People

1972

Husband (Story 1)

A New Leaf

1971

Uncle Harry

Such Good Friends

1971

Timmy

The Strawberry Statement

1970

Grocer

Tell Me That You Love Me, Junie Moon

1970

Mario

End of the Road

1970

School Man

The Littlest Angel

1969

Father

Generation

1969

Mr. Blatto

On the Flip Side

1966

Mr Zuckerman

Ensign Pulver

1964

Skouras

The Power and the Glory

1963

Soldier (uncredited)