God

Roy Preston

Self (2 episodes)

Mort Cohen

Georgy Malenkov

Ben Mercer (1 episode)

Big Nose (voice) (4 episodes)

Big Nose (voice)

King Peppy (voice)

Francis Silverberg

(voice) (1 episode)

Self (1 episode)

Glossaryck (voice) (13 episodes)

Self (1 episode)

Professor Cakes

Self (1 episode)

Bill Shurmur

Snowman (voice)

Self (2 episodes)

Self (1 episode)

Maura Pfefferman (40 episodes)

Self (1 episode)

Don Hirsch (1 episode)

Ed Dolan (2 episodes)

Wilhelm the Tinkerer (voice)

Night Wizard (voice) (2 episodes)

Santa Claus (voice) (1 episode)

Arnold (1 episode)

Judge George Kluger (4 episodes)

Bruce Cutler

Sid Garner

David Bryant

Lloyd French (2 episodes)

Lester Cohen (4 episodes)

St. Crispy (voice) (1 episode)

Captain Flarty (voice) (1 episode)

Bob Gibbons

Mr. Solomon

Walt Riggins (6 episodes)

Carl Murphy (voice)

Danny

Professor Cakes (voice) (30 episodes)

(3 episodes)

Gordon Blythe

Detective Harold Waylon

Mr. Gremmins

Dr. O (1 episode)

Sid Garner

Steven's Father (1 episode)

Vigman

Adam Shadowchild

Big Nose Thug (voice)

Gill Littlefoot (voice) (1 episode)

Bettys friend (voice) (147 episodes)

Devil

Mr. Calvin Curdles (voice)

Torvald Utne (voice) (1 episode)

Len Trexler (voice) (10 episodes)

Dr. Barry Cohen (1 episode)

Harris Chappell

Anthony

Carl Murphy (voice) (2 episodes)

Anthony James

Sid Garner

Crazy Quilt / Green / Red (voice) (1 episode)

Todd Emory / Allison Dubois (1 episode)

Carl Murphy (voice)

Carl Murphy (voice)

Jerzy Skaggs (1 episode)

Jeffrey Tambor (3 episodes)

Neil (1 episode)

Tom Manning

Dr. Whitby

Uncle Saul (5 episodes)

(1 episode)

Self (1 episode)

Santa (voice)

(209 episodes)

Santa Claus (voice)

Barry Dilwynn (1 episode)

Geek / Jeffrey / Dr. Geekman

Self - Guest (1 episode)

(9 episodes)

Self - Guest (1 episode)

Wizard

King Neptune (voice)

Self (4 episodes)

Crane

Tom Manning

Dr. Zed (voice) (2 episodes)

Scott's Dad (uncredited)

(1 episode)

Mr. Salomone the Manager

George Bluth Sr. (84 episodes)

Lawyer (uncredited)

Ken

Bank Employer

Mr. Salomone the Manager

Dr. Feldman

(13 episodes)

The Mole (voice) (3 episodes)

(4 episodes)

Self (2 episodes)

Randolph Verascola (voice) (1 episode)

Mitchell

Sid Herman (2 episodes)

Christopher

Jefferson (2 episodes)

Self (1 episode)

Mayor Augustus Maywho

Clem Greenberg

Steve (voice) (1 episode)

Dr. Potts

Jack Boomer

Myron Sylver (1 episode)

Coach Wenchell

Self - Guest (2 episodes)

Self (1 episode)

K. Edgar Singer

Jake Gorelick (5 episodes)

Quince

(voice) (3 episodes)

Self - Panelist (20 episodes)

Self - Announcer (voice) (180 episodes)

Self (5 episodes)

King Salmoneus (voice) (1 episode)

Sully

Dr. Fish

Psychiatrist (voice) (1 episode)

Alan Blanchard

Isser Harel

Black Jack Lee (voice) (1 episode)

Art Lundstrum

Dr. Zin

Beetle Fiero (voice) (1 episode)

Maury Garner

Walt Whalen Jr.

Bernie Abbot

Hank Hibler (voice) (1 episode)

Gerald Webber

Dr. Zin

Dr. Stockton

Willie

Crocker (voice) (1 episode)

Uncle Alby

Hank Kingsley (90 episodes)

Dr. Leo Krutz

Sennett (2 episodes)

Lou

Vance Crasswell

Peter LaPorte

Don Hecker

Joe Baines (17 episodes)

(1 episode)

Jeffrey Taglentini

Charlie Marno (segment "Dead Right") (1 episode)

Mr. Larry Marks

(1 episode)

Peter (voice)

(1 episode)

Dr. Stevens (1 episode)

Vladimir

(10 episodes)

Gordon Salt (3 episodes)

Russell Armstrong (1 episode)

Mr. Rice

Murray (14 episodes)

Paul Stark (11 episodes)

Eli (voice)

Kyle Montgomery (segment "Dead Woman's Shoes") (1 episode)

(segment "The World Next Door") (1 episode)

Jerry (uncredited)

Pierre Salinger (3 episodes)

Ken

Dr. Lindsey

Professor Michael Silver

Sharaff (2 episodes)

Boris Potemkin

Jinx

Mort Broome

Reddish (1 episode)

Alden Pepper

Franklin Hart (4 episodes)

Jeffrey Bauman

(7 episodes)

Judge Alan Wachtel (8 episodes)

Attorney Alan Wachtel (1 episode)

Waldemar

Harry Lanson

Lance Kessler

Winston Cromwell III (1 episode)

Tom Miller (1 episode)

Phillip Greene (1 episode)

William Klein (1 episode)

Lawrence Jurgens (1 episode)

Harold Rogers (1 episode)

Mr. Harold Rogers (1 episode)

Dankworth (2 episodes)

Dankworth

Jay Porter

Jeffrey P. Brookes III (28 episodes)

Congressman Walter Griswald (1 episode)

(1 episode)

Medical Examiner (1 episode)

"Sully" Tambor