(1994) The Mask

as Mitch Kellaway

(1996) Infinity

as Mel Feynman

(1992) Utz

as Marius Fisher

(1990) A Shock to the System

as Robert Benham

(1983) Local Hero

as Mac

(1978) Animal House

as Donald 'Boon' Schoenstein

(1991) Oscar

as Aldo

(1982) National Lampoon's Movie Madness

as Jason Cooper ("Growing Yourself")

(1993) Barbarians at the Gate

as Peter Cohen

(1988) Crossing Delancey

as Sam Posner

(2002) How to Kill Your Neighbor's Dog

as Larry

(1979) Chilly Scenes of Winter

as Sam

(2009) Love Conquers Paul

as Mr. Feigenbaum

(2010) The Chosen One

as Bob

(1993) Gypsy

as Herbie Sommers

(1979) Americathon

as Eric McMurkin

(1987) A Man in Love

as Michael Pozner

(2012) Sholem Aleichem: Laughing In The Darkness

as Tevye

(2001) Bojangles

as Marty

(2011) Oka!

as Dr. Maguire

(1998) Jerry and Tom

as Stanley

(2019) Extra Innings

as Pete

(2011) White Irish Drinkers

as Whitey

(2004) King of the Corner

as Leo Spivak

(1998) Hi-Life

as Minor

(1997) Face Down

as Lt. Coop Cooper

(1983) The South Bank Show: 'Local Hero'

as Self

(2000) In the Weeds

as Barry

(1983) Le Grand Carnaval

as Walter Giammanca, le boss américain

(2013) At Middleton

as Boneyard Sims

(2001) Club Land

as Rabbi

(1995) The Infiltrator

as ---

(1991) The Runestone

as Capt. Gregory Fanducci

(1987) The Stranger

as Dr. Harris Kite

(1992) Passed Away

as Peter Syracusa

(2023) Sly

as Self (archive footage) (uncredited)

(2008) The Response

as Colonel Jefferson

(2001) Bleacher Bums

as Decker

(1986) News at Eleven

as Eric Ross

(1995) Bleeding Hearts

as Doctor

(1996) Pie in the Sky

as Dad Dunlap

(1995) Coldblooded

as Steve

(1990) Beyond the Ocean

as Eric

(2016) American Pastoral

as Lou Levov

(1991) The Object of Beauty

as Lawrence "Larry" Oates

(1989) That's Adequate

as Adult Baby Elroy

(2000) Passion of Mind

as Dr. Peters, the New York Psychiatrist

(2004) Back When We Were Grownups

as Zeb

(1995) An Element of Truth

as Sidney Wiltz

(1984) The City Girl

as Tim

(1998) The Baby Dance

as Richard Luckman

(1998) Scandalous Me: The Jacqueline Susann Story

as ---

(2011) We Bought a Zoo

as Delbert McGinty

(2008) Starz Inside: In the Gutter

as Self

(1998) The Yearbook: An Animal House Reunion

as Self - Boone

(2008) Animal House: The Inside Story

as Self

(2000) Traffic

as Attorney Michael Adler

(1983) The Making of a 'Local Hero' (With a Little Help from His Friends)

as Self

(2006) Surrender, Dorothy

as Mel

(1997) North Shore Fish

as Porker

(1996) Burt Lancaster: Daring to Reach

as Self

(1989) W. Eugene Smith: Photography Made Difficult

as W. Eugene Smith

(1972) M*A*S*H

as ---

(1989) Seinfeld

as James Kimbrough

(1999) Family Guy

as Max Weinstein (voice)

(1985) The Twilight Zone

as Gus Rosenthal (segment "One Life, Furnished in Early Poverty")

(1998) Sports Night

as ---

(1999) Law & Order: Special Victims Unit

as Chauncey Zeirko

(1998) LateLine

as ---

(2008) Cashmere Mafia

as ---

(2007) Damages

as The Executive

(1951) Hallmark Hall of Fame

as Zeb

(2008) Leverage

as Peter Blanchard

(2001) The Beast

as ---

(2007) Damages

as George Moore

(1992) Middle Ages

as Walter Cooper

(2023) Extrapolations

as Ben Zucker

(1999) The Sopranos

as Assemblyman Ronald Zellman

(2015) Show Me a Hero

as Oscar Newman

(2023) Harlan Coben's Shelter

as Alan Bolitar

(2009) The Good Wife

as Judge Harvey Winter

(1984) Ellis Island

as Jacob Rubinstein

(2018) Succession

as Roger Pugh

(1990) Law & Order

as Jerold Dixon

(2003) One Tree Hill

as August Kellerman

(2015) Unbreakable Kimmy Schmidt

as Artie Goodman

(2020) Talking Sopranos

as Self