Jason Alexander

Jimmy

Louis B. Mayer

The Gettysburg Address

Noah Brooks (voice)

Paddy Chayefsky: Collector of Words

Self

Stealing Pulp Fiction

Dr. Mendelbaum

The Electric State

Ted / Wingman

Dick Van Dyke: 98 Years of Magic

Self - Performer

Leo

Jayda's Dad (voice)

The Conspiracy

Killing Me Softly with His Songs

Self

Out of Office

Cinderella: The Reunion, A Special Edition of 20/20

Self

Dunston Checks Out

Jason Alexander (archival footage)

Broadway: Beyond the Golden Age

Self

The Rocky Horror Musical Live Stream

Narrator

Faith Based

Nicky Steele

My Boyfriend's Meds

Dr. Sternbach

The Portuguese Kid

Barry Dragonetti

Bucky and the Squirrels

Jason Alexander

The Truth Is in the Stars

Self

The Mark Lembeck Technique

Mark Lembeck

Best Worst Thing That Ever Could Have Happened...

Self

For the Love of Spock

Self

There's Something About Romcoms

Self

Tom and Jerry: Back to Oz

Mr. Bibb / The Nome King (voice)

The Last Laugh

Self (archive footage) (uncredited)

China, Il The Musical

Harold

Larry Gaye: Renegade Male Flight Attendant

Larry's Dad

Misery Loves Comedy

Self

Wild Card

Pinky

How Murray Saved Christmas

Doc Holiday (voice)

Lucky Stiff

Vinnie Di Ruzzio

Stars in Shorts

Sid Rosenthal

National Lampoon's Another Dirty Movie

Self (uncredited)

Say It Ain't Solo

Self

The Voyages of Young Doctor Dolittle

Eugene (voice)

Dora the Explorer: Dora's Enchanted Forest Adventures

Owl (voice)

A Fairly Odd Movie: Grow Up, Timmy Turner!

Cosmo

Not Your Time

Sid Rosenthal

Quantum Quest: A Cassini Space Odyssey

Moronic (voice)

Rock Slyde

Mailman Stan

Hachi: A Dog's Tale

Carl

Jerry Seinfeld: Submarine Captain

Self

The Grand

Dr. Yakov Achmed

Farce of the Penguins

Penguin on Belly (voice)

Comedy Central Roast of William Shatner

Self - Roastmaster

How to Go Out on a Date in Queens

Johnny

Snoop Dogg's Hood of Horror

British Record Mogul

Ira & Abby

Dr. Morris Saperstein

Earth to America

self

The Aristocrats

Self

A Christmas Carol

Jacob Marley / Marley's Ghost

The Seinfeld Story

Self

Seinfeld: How It Began

Self/George Costanza

Kramer vs. Kramer: Kenny to Cosmo

Self

The Very Best of America's Funniest Comedians

Self (archive footage)

101 Dalmatians II: Patch's London Adventure

Lightning (voice)

The Man Who Saved Christmas

A.C. Gilbert

The Hunchback of Notre Dame II

Gargoyle Hugo (voice)

Being 'Shallow Hal'

Self

Shallow Hal

Mauricio Wilson

On Edge

Zamboni Phil

The Trumpet of the Swan

Father (voice)

Bravo Profiles: Penn and Teller

Self

The Adventures of Rocky & Bullwinkle

Boris

Let's Rap Fire Safety

Ultimate Trek: Star Trek's Greatest Moments

Host

The N.Y. Friars Club Roast of Jerry Stiller

Self - Roastmaster

Larry David: Curb Your Enthusiasm

Self

Love and Action in Chicago

Frank Bonner

Madeline: Lost in Paris

Uncle Horst / Henri (voice)

Sideshow: Alive on the Inside

Narrator

Jingle Bells

Elf (Voice)

Denial

Art Witz

Titey

Titey (voice)

Cinderella

Lionel

Love! Valour! Compassion!

Buzz Hauser

The Hunchback of Notre Dame

Gargoyle Hugo (voice)

The Making of Disney's The Hunchback of Notre Dame

Dunston Checks In

Robert Grant

Bye Bye Birdie

Albert J. Peterson

The Last Supper

Anti-Enviroment

For Better or Worse

Michael Makeshift

A Tribute to Stephen Sondheim

The Return of Jafar

Abis Mal - the Chief of the Thieves (voice)

Blankman

Mr. Stone

North

North's Dad

Down on the Waterfront

The Paper

Marion Sandusky

Coneheads

Larry Farber

Sexual Healing

Frank

For Goodness Sake

Electronics Store Customer

I Don't Buy Kisses Anymore

Bernie Fishbine

Jacob's Ladder

Geary

White Palace

Neil

Pretty Woman

Philip Stuckey

Brighton Beach Memoirs

Pool Player #1

The Mosquito Coast

Hardware Clerk

Rockabye

Lt. Ernest Foy

Senior Trip

Pete

The Burning

Dave

Broadway: The Next Generation

Self

The Sisters Rosensweig

Mervyn

Leo 2