• 
  Gene Kelly

  regizor

• 
  Frank Tarloff

  scenarist

• 
  Walter Matthau

  Paul Manning
• 
  Inger Stevens

  Ruth Manning
• 
  Sue Ane Langdon

  Irma Johnson
• 
  Jackie Russell

  Harris, secretara lui Manning
• 
  Robert Morse

  Edward L. 'Ed' Stander
• 
  Lucille Ball

• 
  Charles Wagenheim

  Man in Steam Room
• 
  Dale Van Sickel

  Şofer
• 
  Dee Carroll

  Invitat
• 
  Jackie Joseph

  Janet Brophy, Party Guest
• 
  Linda Harrison

  Miss Stardust, Rance's New Girl
• 
  Ben Blue

  Technical Adviser (Shoeless)
• 
  Hal March

  Technical Adviser (Man who loses coat)

• 
  Sid Caesar

  Technical Adviser (at Romanoff's)
• 
  Jack Benny

  Technical Adviser (Ollie 'Sweet Lips')
• 
  Carl Reiner

  Technical Adviser (Rance G.)
• 
  Majel Barrett

  Mrs. Fred V.
• 
  Delores Wells

  Very Attractive Woman
• 
  Angelique Pettyjohn

  Girl on Wilshire Blvd.
• 
  Wally Cox

  Technical Adviser (Married 14 years)
• 
  Tommy Farrell

  Rance G.'s Hanger On
• 
  Ray Montgomery

  Invitat
• 
  Karen Arthur

  Lady Dinner Partner at Romanoff's
• 
  Jason Wingreen

  Harry 'Big Fella' Johnson
• 
  Jayne Mansfield

  Technical Adviser (Girl with Harold)
• 
  Eddie Quillan

  Cologne Salesman
• 
  Marty Ingels

  Technical Adviser (Meat Eater)
• 
  Art Carney

  Technical Adviser (Joe X)
• 
  Mickey Deems

  Chelner
• 
  Chanin Hale

  Miss Crenshaw
• 
  Phil Silvers

  Technical Advisor (Realtor)
• 
  Polly Bergen

  Technical Adviser (Clara Brown)
• 
  Robert Patten

  Invitat
• 
  Joey Bishop

  Technical Adviser (Charlie)
• 
  Sam Jaffe

  Technical Adviser (Shrink)
• 
  Jeffrey Hunter

  Technical Adviser (Mountain Climber)
• 
  Elaine Devry

  Jocelyn Montgomery the Rich Divorcee
• 
  Terry-Thomas

  Technical Adviser (Harold aka Tiger)

• 
  Frank Tarloff

  după un roman de