(2004) Ray

as Ahmet Ertegun

(2007) Southland Tales

as Dr. Soberin Exx

(2007) Moola

as Jonas

(1994) Revenge of the Nerds IV: Nerds In Love

as 'Booger' Dawson

(2008) Route 30

as Ned

(2009) American Pie Presents: The Book of Love

as Mr. O'Donnell

(1989) How I Got Into College

as Arcadia Bible Academy Recruiter (uncredited)

(2003) My Dinner with Jimi

as Herb Cohen

(2007) Shredderman Rules

as Mayor Izzo

(1985) Better Off Dead...

as Charles De Mar

(2006) Akeelah and the Bee

as Mr. Welch

(1986) The Clan of the Cave Bear

as Goov

(1984) Revenge of the Nerds

as 'Booger' Dawson

(1991) Public Enemy #2

as Ivan Delbert

(2006) Pucked

as Janitor

(2011) Flypaper

as Mitchell Wolf

(2008) USIDent TV: Surveilling the Southland

as Self

(1987) Revenge of the Nerds II: Nerds in Paradise

as Dudley Booger Dawson

(2004) The Seat Filler

as LaJean

(1992) Revenge of the Nerds III: The Next Generation

as Dudley 'Booger' Dawson, Esq.

(1986) One Crazy Summer

as Ack Ack Raymond

(2011) Hit List

as Mr. Button

(1993) The Adventures of Huck Finn

as Country Jake

(2011) The Dog Who Saved Halloween

as Max

(2011) Beethoven's Christmas Adventure

as Kenny

(1985) Bad Medicine

as Dennis Gladstone

(2006) American Scary

as Himself

(2002) Gale Force

as Steve Chaney

(2014) Locker 13

as Clifford

(2012) Darnell Dawkins: Mouth Guitar Legend

as Governor Gabe Gaithright

(2014) Gumshoe

as ---

Dead Guy

as ---

(2009) The Gold Retrievers

as The Professor

(2014) Planes: Fire & Rescue

as Maru (voice)

(1996) Big Bully

as Clark

(2008) Foreign Exchange

as Marvin

(2003) Quigley

as Dexter Pearlsley

(2015) Bound & Babysitting

as Steve

(2009) Ratko: The Dictator's Son

as Dushkan

(2005) Man of the House

as Morgan Ball

(1996) Jingle All the Way

as Chain Smoking Booster

(2004) Irish Eyes

as Brodrick Dooley

(1991) Hi Honey - I'm Dead

as Arnold Pishkin

(2009) Legally Blondes

as Mr. Golden

(1983) Risky Business

as Miles Dalby

(2010) High School

as Mr. Thompson

(2006) Smokin' Aces

as Morris Mecklen

(2002) Project Viper

as Keach

(1996) Spy Hard

as Pastry Chef

(2003) Return to the Batcave: The Misadventures of Adam and Burt

as Jerry the Butler

(2004) DodgeBall: A True Underdog Story

as Mr. Ralph

(2019) Malibu Rescue

as Mr. Rathbone

(2012) Sparkle

as Larry

(1998) Safety Patrol!

as Bert Miller

(2008) The Dream is Always the Same: The Story of Risky Business

as Self

(2002) National Lampoon's Van Wilder

as Campus Cop

(2015) Cocktails & Dreams

as Booger

(2011) Bucky Larson: Born to Be a Star

as Clint

(2008) Beer for My Horses

as D.A. Levine

(1997) L.A. Johns

as 'Big' Ben

(1997) Elvis Meets Nixon

as Farley Hall

(2002) Gale Force

as Steven Chaney

(1998) Border to Border

as Man in Diner

(1998) That '70s Show

as Barry Donovan

(2005) Grey's Anatomy

as Robert Martin

(2000) CSI: Crime Scene Investigation

as Clint Pudder

(2005) American Dad!

as ---

(2006) Psych

as Jervis

(2001) One on One

as Matt

(1997) Ally McBeal

as Tiny Tim Fallow

(2003) Joan of Arcadia

as ---

(2005) Ghost Whisperer

as Harold

(2003) Rock Me Baby

as Bob

(2001) The Chronicle

as Sal 'Pig Boy'

(2000) Ed

as Mr. Cheswick

(2003) Las Vegas

as ---

(2006) In Justice

as ---

(1998) V.I.P.

as Rodney

(1995) Cybill

as ---

(1992) Eek! The Cat

as Scooter (voice)

(2007) The Riches

as ---

(2007) Wizards of Waverly Place

as Justin's Zit

(2016) MacGyver

as Pawn

(2003) Oliver Beene

as ---

(2001) Grounded for Life

as ---

(2007) Reaper

as Russel

(2004) Boston Legal

as Dr. Zachary Simon

(1993) Diagnosis: Murder

as Dr. Morton Freberger

(2021) Monsters at Work

as Mr. Crummyham (voice)

(1997) The Wonderful World of Disney

as Bert Miller

(2009) The Forgotten

as Louis

(2011) Dan Vs.

as Dan (voice)

(2010) Glory Daze

as ---

(2005) Bones

as Oscar Schultz

(2005) Supernatural

as Metatron

(2011) New Girl

as Principal Foster

(2015) Highston

as Uncle Billy

(2005) American Dad!

as Frank, the Judge (voice)

(2005) American Dad!

as Snot Lonstein / Eli Weisel (voice)

(2012) Robot and Monster

as Robot DeFault / Marf (voice)

(2000) Curb Your Enthusiasm

as Computer Guy

(2007) iCarly

as Store Clerk

(1990) Parker Lewis Can't Lose

as Curtis Armstrong

(2013) King of the Nerds

as Self - Host

(2014) Penn Zero: Part-Time Hero

as Super Amazing Bouncy Ball (voice)

(2006) Me, Eloise

as (voice)

(2004) Stroker and Hoop

as Double-Wide (voice)

(2010) $#*! My Dad Says

as Carl

(2014) TripTank

as Candy Van Man (voice)

(2012) Scandal

as Attorney Cole

(2005) American Dad!

as Snot Lonstein (voice)

(1985) Moonlighting

as Lucentio

(1997) The Hunger

as Bart Brookman

(2018) Champaign Ill

as Burt

(2009) Celebrity Ghost Stories

as Self

(1996) Suddenly Susan

as Harvey

(2005) My Name Is Earl

as Chaz Dalton

(1996) 3rd Rock from the Sun

as Ken Fretts

(2004) House

as Paul Richter

(1993) Lois & Clark: The New Adventures of Superman

as ---

(1990) Dream On

as Pete LaSalle

(1998) Felicity

as Danny

(2010) Hot in Cleveland

as Clark

(2001) Crossing Jordan

as Herb / The Punisher

(1985) Moonlighting

as Herbert Viola

(2019) Doom Patrol

as Ezekiel the Cockroach (voice)

(2007) Rules of Engagement

as Curtis Armstrong

(1994) Ellen

as Tom

(1999) Law & Order: Special Victims Unit

as Robert Fischer

(2010) Blue Mountain State

as Ronnie Hayes

(2006) The Emperor's New School

as Mr. Moleguaco (voice)

(2005) The Closer

as Peter Goldman

(2002) Good Morning, Miami

as Jeweler

(2019) Stumptown

as Chuck Drakner / Jim Force

(1990) Grand

as Yale Pinhaus