highest rated
acting
- Saturday TV Funhouse (TV) → Titey (voice)
- Leo 2
- Broadway: The Next Generation → Self
- The Sisters Rosensweig → Mervyn
- Jimmy → Louis B. Mayer
- The Bad Guys: The Series (TV) → Mysterious Figure (voice)
- The Bad Guys: The Series (TV) → D.B. Cougar (voice)
- The Electric State → Ted / Wingman
- LEGO Marvel Avengers: Strange Tails (TV) → Magneto (voice)
- The Gettysburg Address → Noah Brooks (voice)
- Stealing Pulp Fiction → Dr. Mendelbaum
- Paddy Chayefsky: Collector of Words → Self
- Y llegaron de noche (TV) → Carl Laemmle
- Rock, Paper, Scissors (TV) → Jonathan Fartjoke (voice)
- History of the World: Part II (TV) → Maurice Cheeks
- Leo → Jayda's Dad (voice)
- Dick Van Dyke: 98 Years of Magic → Self - Performer
- Out of Office
- The Conspiracy
- Killing Me Softly with His Songs → Self
- Cinderella: The Reunion, A Special Edition of 20/20 → Self
- Dunston Checks Out → Jason Alexander (archival footage)
- Star Trek: Prodigy (TV) → Doctor Noum (voice)
- Star Trek: Prodigy (TV) → Counselor Noum (voice)
- Celebrity Wheel of Fortune (TV) → Self - Contestant
- The Problem with Jon Stewart (TV) → Jeff Bezos
- Broadway: Beyond the Golden Age → Self
- History of the Sitcom (TV) → Self - Actor
- Stars in the House (TV) → Self
- Stars in the House (TV) → Self - Special Guest
- Faith Based → Nicky Steele
- My Boyfriend's Meds → Dr. Sternbach
- The Rocky Horror Musical Live Stream → Narrator
- Harley Quinn (TV) → Sy Borgman (voice)
- The Movies That Made Us (TV) → Self
- Mad About You (TV) → Jason Alexander
- The Conners (TV) → Pastor Phil
- Bucky and the Squirrels → Jason Alexander
- The Portuguese Kid → Barry Dragonetti
- Young Sheldon (TV) → Gene Lundy
- The Orville (TV) → Olix
- The Marvelous Mrs. Maisel (TV) → Asher Friedman
- Kody Kapow (TV) → Goji (voice)
- Hit the Road (TV) → Ken Swallow
- The Truth Is in the Stars → Self
- Dinner with Dad (TV) → Jason Alexander
- The $100,000 Pyramid (TV) → Self
- Match Game (TV) → Self - Panelist
- To Tell the Truth (TV) → Self - Panelist
- For the Love of Spock → Self
- Tom and Jerry: Back to Oz → Mr. Bibb / The Nome King (voice)
- There's Something About Romcoms → Self
- The Last Laugh → Self
- Best Worst Thing That Ever Could Have Happened... → Self
- The Mark Lembeck Technique → Mark Lembeck
- The Late Late Show with James Corden (TV) → Self
- The Grinder (TV) → Cliff Bemis
- Wild Card → Pinky
- Big Time in Hollywood, Fl (TV) → Jason Alexander
- Misery Loves Comedy → Self
- Larry Gaye: Renegade Male Flight Attendant → Larry's Dad
- China, Il The Musical → Harold
- Late Night with Seth Meyers (TV) → Self - Guest
- The Tom and Jerry Show (TV) → Rick (voice)
- Penn Zero: Part-Time Hero (TV) → Coach Wallace (voice)
- TripTank (TV) → Doctor (voice)
- Lucky Stiff → Vinnie Di Ruzzio
- How Murray Saved Christmas → Doc Holiday (voice)
- Drunk History (TV) → William Tweed
- Hollywood Game Night (TV) → Self
- Kirstie (TV) → Stanford Temple
- Comedy Bang! Bang! (TV) → Inspector Gantlet
- Comedians in Cars Getting Coffee (TV) → Self
- Stars in Shorts → Sid Rosenthal
- National Lampoon's Another Dirty Movie → Self (uncredited)
- Say It Ain't Solo → Self
- Franklin & Bash (TV) → Carter Lang
- Harry's Law (TV) → Richard Cross
- Talking Dead (TV) → Self
- China, IL (TV) → Harold (voice)
- A Fairly Odd Movie: Grow Up, Timmy Turner! → Cosmo
- The Voyages of Young Doctor Dolittle → Eugene (voice)
- Dora the Explorer: Dora's Enchanted Forest Adventures → Owl (voice)
- Fish Hooks (TV) → Mr. Nibbles
- Fish Hooks (TV) → Mr. Nibbles (voice)
- The Marriage Ref (TV) → Self - Panelist
- Quantum Quest: A Cassini Space Odyssey → Moronic (voice)
- Rock Slyde → Mailman Stan
- Not Your Time → Sid Rosenthal
- Community (TV) → Mountain Man
- The Cleveland Show (TV)
- Hachi: A Dog's Tale → Carl
- Meteor (TV) → Dr. Chetwyn
- Shatner's Raw Nerve (TV) → Self
- Step It Up and Dance (TV)
- Thank God You're Here (TV) → Self
- The Grand → Dr. Yakov Achmed
- Jerry Seinfeld: Submarine Captain → Self
- The New Adventures of Old Christine (TV) → Dr. Palmer
- Rachael Ray (TV) → Self - Guest
- Talkshow with Spike Feresten (TV)
- Where My Dogs At? (TV)
- Farce of the Penguins → Penguin on Belly (voz)
- Snoop Dogg's Hood of Horror → British Record Mogul
- Ira & Abby → Dr. Morris Saperstein
- Comedy Central Roast of William Shatner → Self - Roastmaster
- How to Go Out on a Date in Queens → Johnny
- Criminal Minds (TV) → Prof. Rothchild
- American Dad! (TV) → Mr. Orlando (voice)
- American Dad! (TV) → Sal (voice)
- Robot Chicken (TV) → Krampus (voice)
- The Late Late Show with Craig Ferguson (TV) → Self
- Everybody Hates Chris (TV) → Principal Edwards
- The Aristocrats → Self
- Earth to America → self
- The Tony Danza Show (TV) → Self - Guest
- Listen Up! (TV) → Tony Kleinman
- A Christmas Carol → Jacob Marley / Marley's Ghost
- Seinfeld: How It Began → Self/George Costanza
- Kramer vs. Kramer: Kenny to Cosmo → Self
- The Seinfeld Story → Self
- Two and a Half Men (TV) → Dr. Goodman
- Real Time with Bill Maher (TV) → Self
- Jimmy Kimmel Live! (TV) → Self
- The Ellen DeGeneres Show (TV) → Self
- 101 Dalmatians II: Patch's London Adventure → Lightning (voice)
- The Very Best of America's Funniest Comedians → Self (archive footage)
- Monk (TV) → Marty Eels
- The Twilight Zone (TV) → Patient
- The Hunchback of Notre Dame II → Gargoyle Hugo (voice)
- The Man Who Saved Christmas → A.C. Gilbert
- Good Day Live (TV) → Self
- The Legend of Tarzan (TV) → Zutho (voice)
- Disney's House of Mouse (TV)
- Shallow Hal → Mauricio Wilson
- Primetime Glick (TV)
- Critics Choice Awards (TV) → Self
- Bob Patterson (TV) → Bob Patterson
- The Trumpet of the Swan → Father (voice)
- On Edge → Zamboni Phil
- Being 'Shallow Hal' → Self
- Bravo Profiles: Penn and Teller → Self
- Malcolm in the Middle (TV) → Leonard
- Curb Your Enthusiasm (TV) → Jason Alexander
- The Huntress (TV)
- Son of the Beach (TV)
- The Adventures of Rocky & Bullwinkle → Boris
- Let's Rap Fire Safety
- The Late Late Show with Craig Kilborn (TV) → Self - Guest
- Dilbert (TV) → Catbert (voice)
- Larry David: Curb Your Enthusiasm → Self
- Madeline: Lost in Paris → Uncle Horst / Henri (voice)
- The N.Y. Friars Club Roast of Jerry Stiller → Self - Roastmaster
- Jingle Bells → Elf (Voice)
- Love and Action in Chicago → Frank Bonner
- Sideshow: Alive on the Inside → Narrator
- Ultimate Trek: Star Trek's Greatest Moments → Host
- Hollywood Squares (TV) → Self - Panelist
- Hercules (TV) → Poseidon
- Hercules (TV) → Poseidon (voice)
- Denial → Art Witz
- Titey → Titey (voice)
- Cinderella → Lionel
- Love! Valour! Compassion! → Buzz Hauser
- The Hunchback of Notre Dame → Gargoyle Hugo (voice)
- Remember WENN (TV) → Alan Ballinger
- Muppets Tonight (TV) → Self
- Dunston Checks In → Robert Grant
- The Making of Disney's The Hunchback of Notre Dame
- Star Trek: Voyager (TV) → Kurros
- The Last Supper → Anti-Enviroment
- For Better or Worse → Michael Makeshift
- Bye Bye Birdie → Albert J. Peterson
- A Tribute to Stephen Sondheim
- Friends (TV) → Earl
- Duckman (TV) → Duckman (voice)
- Aladdin (TV) → Abis Mal (voice)
- Aladdin (TV) → Captain Albatross (voice)
- Aladdin (TV) → Abis Mal / Abnor Mal (voice)
- The Return of Jafar → Abis Mal - the Chief of the Thieves (voice)
- North → North's Dad
- The Paper → Marion Sandusky
- Blankman → Mr. Stone
- Down on the Waterfront
- The Nanny (TV) → Jack
- Coneheads → Larry Farber
- Sexual Healing → Frank
- For Goodness Sake → Electronics Store Customer
- The Larry Sanders Show (TV) → Jason Alexander
- I Don't Buy Kisses Anymore → Bernie Fishbine
- Dinosaurs (TV) → Grown Baby (voice)
- Dinosaurs (TV) → Stu (voice)
- Dinosaurs (TV) → The Job Wizard (voice)
- Dinosaurs (TV) → Gus Molehill (voice)
- Dinosaurs (TV) → Sexual Harris (voice)
- Dinosaurs (TV) → General H. Norman Conquest (voice)
- Dinosaurs (TV) → UFO! Host / Announcer (voice)
- Dream On (TV) → Randall Townsend
- Pretty Woman → Philip Stuckey
- Jacob's Ladder → Geary
- White Palace → Neil
- The Simpsons (TV) → Bourbon Verlander (voice)
- Seinfeld (TV) → George Costanza
- LIVE with Kelly and Mark (TV) → Self - Guest
- Favorite Son (TV) → Chris Van Allen
- Everything's Relative (TV) → Julian Beeby
- The Mosquito Coast → Hardware Clerk
- Brighton Beach Memoirs → Pool Player #1
- Rockabye → Lt. Ernest Foy
- Jeopardy! (TV) → Self
- E/R (TV) → Harold Stickley
- E/R (TV)
- Reading Rainbow (TV) → Self - Narrator (voice)
- Late Night with David Letterman (TV) → Self
- Newhart (TV)
- The Burning → Dave
- Senior Trip → Pete
- A Capitol Fourth (TV) → Self
- Saturday Night Live (TV) → Self - Host
- Saturday Night Live (TV) → Self - Cameo (uncredited)
- Saturday Night Live (TV) → Titey (voice)
- People's Choice Awards (TV) → Self - Host
- Tony Awards (TV) → Self - Presenter
- The Emmy Awards (TV) → Self
- Golden Globe Awards (TV) → Self - Nominee