Bruce Dern

Character: Grayson Potchuck

Madeline Kahn

Character: Estie Del Ruth

Art Carney

Character: J.J. Fromberg

Phil Silvers

Character: Murray Fromberg

Teri Garr

Character: Fluffy Peters

Ron Leibman

Character: Rudy Montague

Sterling Holloway

Character: Old Man on Bus

Virginia Mayo

Character: Miss Battley

Henny Youngman

Character: Manny Farber

Ethel Merman

Character: Hedda Parsons

Ricardo Montalban

Character: Silent Film Star

Aldo Ray

Character: Stubby Stebbins

Joan Blondell

Character: Landlady

Broderick Crawford

Character: Special Effects Man

Dorothy Lamour

Character: Visiting Film Star

Ann Miller

Character: Presidents' Girl 2

Dean Stockwell

Character: Paul Levell

Tab Hunter

Character: David Hamilton

Victor Mature

Character: Nick

Barbara Nichols

Character: Nick's Girl

Army Archerd

Character: Premiere MC

Zsa Zsa Gabor

Character: Premiere Female Star

Doodles Weaver

Character: Man in Mexican Film

Cyd Charisse

Character: President's Girl 4

Alice Faye

Character: Secretary at Gate

Milton Berle

Character: Blind Man

Walter Pidgeon

Character: Grayson's Butler

Gloria DeHaven

Character: President's Girl 1 (as Gloria De Haven)

Johnny Weissmüller

Character: Stagehand 2

Mike Mazurki

Character: Studio Guard

Carmel Myers

Character: Woman Journalist

Dennis Morgan

Character: Tour Guide

Ann Rutherford

Character: Grayson's Studio Secretary

Eli Mintz

Character: Tailor

Yvonne De Carlo

Character: Cleaning Woman

Billy Barty

Character: Assistant Director

Shecky Greene

Character: Tourist

Phil Leeds

Character: Dog Catcher

Cliff Norton

Character: Dog Catcher

Romo Vincent

Character: Short Order Cook

William Benedict

Character: Man on Bus

Dorothy Gulliver

Character: Old Woman on Bus

William Demarest

Character: Studio Gatekeeper

Rory Calhoun

Character: Philip Hart

Henry Wilcoxon

Character: Silent Film Director

Jackie Coogan

Character: Stagehand 1

Andy Devine

Character: Priest in Dog Pound

Richard Arlen

Character: Silent Film Star 2

Jack La Rue

Character: Silent Film Villain

Nancy Walker

Character: Mrs. Fromberg

Gloria DeHaven

Character: President's Girl 1

Louis Nye

Character: Radio Interviewer

Stepin Fetchit

Character: Dancing Butler

Ken Murray

Character: Souvenir Salesman

Rudy Vallee

Character: Autograph Hound

George Jessel

Character: Awards Announcer

Rhonda Fleming

Character: Rhoda Flaming

Dick Haymes

Character: James Crawford

Robert Alda

Character: Richard Entwhistle

Fritz Feld

Character: Rudy's Butler

Edward Ashley

Character: Second Butler

Kres Mersky

Character: Girl in Arab Film

Jane Connell

Character: Waitress

Janet Blair

Character: President's Girl 3

Dennis Day

Character: Singing Telegraph Man

Harry Ritz

Character: Cleaning Woman

Jimmy Ritz

Character: Cleaning Woman

Jesse White

Character: Rudy's Agent

Jack Carter

Character: Male Journalist

Jack Bernardi

Character: Fluffy's Escort

Fernando Lamas

Character: Premiere Male Star

Huntz Hall

Character: Moving Man

Pedro Gonzalez Gonzalez

Character: Mexican Projectionist

Edward Le Veque

Character: Prostitute Customer

Edgar Bergen

Character: Professor Quicksand

Ronny Graham

Character: Mark Bennett

Morey Amsterdam

Character: Custard Pie Star

Eddie Foy Jr.

Character: Custard Pie Star

Peter Lawford

Character: Slapstick Star

Patricia Morison

Character: Star at Screening

Guy Madison

Character: Star at Screening

Regis Toomey

Character: Burlesque Stagehand

James Brodhead

Character: Priest

Keye Luke

Character: Cook in Kitchen

John Carradine

Character: Drunk