Tony Randall as Rockwell P. Hunter / Himself

Jayne Mansfield as Rita Marlowe

Betsy Drake as Jenny Wells

Joan Blondell as Violet

John Williams as Irving La Salle Jr.

Henry Jones as Henry Rufus

Lili Gentle as April Hunter

Mickey Hargitay as Bobo Branigansky

Georgia Carr as Calypso Singer

Dick Whittinghill as T.V. Interviewer

Ann McCrea as Gladys

Alberto Morin as Frenchman

Louis Mercier as Frenchman

Groucho Marx as George Schmidlap (uncredited)

Majel Barrett as Shampoo Demonstrator (uncredited)

Tom Palmer as Salesman (uncredited)

Robert Adler as Mailman (uncredited)

George Baxter as Television Commentator (uncredited)

Tex Brodus as Board Member (uncredited)

Boyd Cabeen as Office Worker (uncredited)

Fred Catania as Used Car Salesman (uncredited)

Phil Chambers as Mailman (uncredited)

Mack Chandler as Beer Salesman (uncredited)

Madge Cleveland as Soap Demonstrator (uncredited)

Don Corey as Ed Sullivan (voice) (uncredited)

Paul Cristo as Board Member (uncredited)

Richard Deems as Razor Demonstrator (uncredited)

Minta Durfee as Scrubwoman (uncredited)

Barbara Eden as Miss Carstairs (uncredited)

Mary Foran as Refrigerator Demonstrator (uncredited)

James Gonzalez as Board Member (uncredited)

Stuart Hall as Board Member (uncredited)

Shep Houghton as Policeman (uncredited)

Larry Kerr as Mr. Ezzarus (uncredited)

Jess Kirkpatrick as Jolly Jess - Peanut Butter Salesman (uncredited)

Edith Leslie as Masseuse (uncredited)

James Maloney as Doctor (uncredited)

Betty Lou Murray as Washing Machine Demonstrator (uncredited)

Carmen Nisbet as Breakfast Food Demonstrator (uncredited)

Monty O'Grady as Board Member (uncredited)

Charles Owens as Nightclub Patron (uncredited)

Lida Piazza as Junior's Secretary (uncredited)

Patricia Powell as Receptionist (uncredited)

Benny Rubin as Theater Manager (uncredited)

Edith Russell as Scrubwoman (uncredited)

Jay Sayer as Reporter (uncredited)

Sherrill Terry as Annie (uncredited)

Mack Williams as Hotel Doorman (uncredited)