Peter MacNicol

Grey's Anatomy

Robert Stark

American Dad!

Old Man Hanson (voice)

American Dad!

Santa's Elf (voice)

American Dad!

Angel (voice)

24

Tom Lennox

Chicago Hope

Alan Birch

Cheers

Mario

Young Justice

Professor Ivo / M.O.N.Q.I. (voice)

Young Justice

Professor Ivo / Amazo / M.O.N.Q.I. (voice)

Young Justice

Professor Ivo (voice)

Numb3rs

Larry Fleinhardt

Numb3rs

Writer

Numb3rs

Story

Marvel's Agents of S.H.I.E.L.D.

Professor Elliott Randolph

Boston Legal

Dr. Sydney Field

G.I. Joe: Renegades

Firefly (voice)

The Big Bang Theory

Robert Wolcott

The Batman

Langstrom (voice)

The Mindy Project

Rabbi Adler

Doc McStuffins

Egghead (voice)

Boston Public

Director

Star Wars Rebels

Tseebo (voice)

The Wild Thornberrys

Raju / Monkey (voice)

Veep

Jeff Kane

Tales from the Crypt

Austin Haggard (segment "Let the Punishment Fit the Crime")

All Rise

Albert Campbell

Buzz Lightyear of Star Command

Major (voice)

Ben 10: Ultimate Alien

Oliver / Forever Knight #1 (voice)

Justice League Unlimited

David Clinton (voice)

CatDog

Runt (voice)

Ally McBeal

John Cage

Ally McBeal

Director

Ally McBeal

Writer

Danny Phantom

Sidney Poindexter (voice)

A Series of Unfortunate Events

Ishmael

TFI Friday

Rapunzel's Tangled Adventure

Nigel the Advisor (voice)

Rapunzel's Tangled Adventure

Nigel (voice)

The Spectacular Spider-Man

Otto Octavius (voice)

The Spectacular Spider-Man

Otto Octavius / Doctor Octopus (voice)

The Spectacular Spider-Man

Doctor Octopus (voice)

The Spectacular Spider-Man

Master Planner (voice)

The Spectacular Spider-Man

Master Planner / Otto Octavius (voice)

The Spectacular Spider-Man

Master Planner / Doctor Octopus (voice)

The Angry Beavers

Fairly Legal

Judge Smollet

The Days and Nights of Molly Dodd

Steve Cooper

Harvey Birdman, Attorney at Law

Harvey Birdman, Attorney at Law

X the Eliminator (voice)

Harvey Birdman, Attorney at Law

X, the Eliminator (voice)

All's Fair

Robert DeLancie

Battleship

Secretary of Defense

Faerie Tale Theatre

Martin

Ghostbusters II

Janosz Poha

CSI: Cyber

Simon Sifter

Addams Family Values

Gary Granger

The Lyon's Den

The Day the Earth Blew Up: A Looney Tunes Movie

The Invader (voice)

The Powers That Be

Bradley Grist

Dracula: Dead and Loving It

Thomas Renfield

Sophie's Choice

Stingo

Housesitter

Marty

Bean

David Langley

Recess: School's Out

Fenwick (voice)

Baby Geniuses

Dan

Scooby-Doo! Stage Fright

Dewey Ottman (voices)

Balto: Wolf Quest

Muru (voice)

Stuart Little 3: Call of the Wild

Troopmaster (voice)

Dragonslayer

Galen

By Dawn's Early Light

Sedgwick

Radioland Murders

Son Writer

Shell

Dr. Thaddeus Brand

The Secret of NIMH 2: Timmy to the Rescue

Narrator (voice)

The Spectacular Spider-Man: Attack of the Lizard

Otto Octavius/Doctor Octopus (voice)

Game Change

Rick Davis

Breakin' All the Rules

Philip Gascon

Roswell

Lewis Rickett

Olive, the Other Reindeer

Fido (voice)

Heat

Cyrus Kinnick

Mojave Moon

Tire Repairman

The Pooch and the Pauper

Liberty (voice)

Our (Almost Completely True) Love Story

Psycho Date

The Boy Who Left Home to Find Out About the Shivers

Martin

Snowden's Christmas

Snowden (voice)

Home Delivery

Howard Evans

Floss

Dr. Rivus

Abducted: A Father's Love

Roy Dowd

Hard Promises

Stuart

Voices & Visions: Walt Whitman

Narrator

Silencing Mary

Lawrence Dixon

American Blue Note

Jack Solow

Johnny Bull

Joe Kovacs