Grey's Anatomy

Robert Martin

Supernatural

Metatron

House

Paul Richter

Law & Order: Special Victims Unit

Robert Fischer

DodgeBall: A True Underdog Story

Mr. Ralph

Bones

Oscar Schultz

Jingle All the Way

Chain Smoking Booster

American Dad!

American Dad!

Frank, the Judge (voice)

American Dad!

Snot Lonstein / Eli Weisel (voice)

American Dad!

Snot Lonstein (voice)

Ray

Ahmet Ertegun

National Lampoon's Van Wilder

Campus Cop

Ghost Whisperer

Harold

Smokin' Aces

Morris Mecklen

American Pie Presents: The Book of Love

Mr. O'Donnell

New Girl

Principal Foster

That '70s Show

Barry Donovan

iCarly

Store Clerk

Risky Business

Miles Dalby

Doom Patrol

Ezekiel the Cockroach (voice)

CSI: Crime Scene Investigation

Clint Pudder

Monsters at Work

Mr. Crummyham (voice)

Wizards of Waverly Place

Justin's Zit

My Name Is Earl

Chaz Dalton

Psych

Jervis

Curb Your Enthusiasm

Computer Guy

MacGyver

Pawn

Planes: Fire & Rescue

Maru (voice)

Revenge of the Nerds

'Booger' Dawson

Flypaper

Mitchell Wolf

Spy Hard

Pastry Chef

Southland Tales

Dr. Soberin Exx

Batman Beyond

Warren (voice)

Scandal

Attorney Cole

3rd Rock from the Sun

Ken Fretts

Better Off Dead...

Charles De Mar

Man of the House

Morgan Ball

Lois & Clark: The New Adventures of Superman

Albie Swinson

Blue Mountain State

Ronnie Hayes