Judy Holliday as Laura Partridge

Paul Douglas as Edward L. McKeever

Fred Clark as Clifford Snell

John Williams as John T. 'Jack' Blessington

Hiram Sherman as Harry Harkness

Neva Patterson as Amelia Shotgraven

Ralph Dumke as Warren Gillie

Ray Collins as Alfred Metcalfe

Arthur O'Connell as Mark Jenkins

George Burns as Narrator (voice)

Madge Blake as TV Commentator (uncredited)

Richard Deacon as Williams (uncredited)

Leoda Richards as Secretary (uncredited)

Franklyn Farnum as Dance Extra (uncredited)

Herschel Graham as Stockholder (uncredited)

Sam Harris as Stockholder (uncredited)

Suzanne Alexander as model (uncredited)

Helen Van Tuyl as Elderly Stockholder (uncredited)

Marilyn Hanold as Miss L'Arriere

Harry Antrim as Sen. Simpkins (uncredited)

Walter Beaver as Newsman (uncredited)

Lulu Mae Bohrman as Dowager (uncredited)

Oliver Cliff as Advertising Man (uncredited)

Owen Coll as Bill Moran (uncredited)

Jack Deery as Stockholder (uncredited)

George DeNormand as Stockholder (uncredited)

Don Dillaway as Reporter (uncredited)

Neely Edwards as Stockholder at Meeting (uncredited)

Emily Getchell as Mrs. Ryan (uncredited)

Joseph Hamilton as McKeever's Lawyer (uncredited)

Jean Harvey as Farm Woman (uncredited)

Larry Hudson as George (uncredited)

William Hughes as Reporter (uncredited)

Jack Latham as Bill Parker (uncredited)

Charlotte Lawrence as Girl (uncredited)

Carl M. Leviness as Old Man on Dance Floor (uncredited)

Anne Loos as Blessington's Secretary (uncredited)

Robert Locke Lorraine as Stockholder (uncredited)

Maurice Manson as Company Lawyer (uncredited)

William Meader as Stockholder (uncredited)

Bud Osborne as Spanish-American War Veteran (uncredited)

Flower Parry as Secretary Nodding at McKeever (uncredited)

Voltaire Perkins as Judge (uncredited)

Howard Price as Newsman (uncredited)

Wally Richard as Newsman (uncredited)

Audrey Swanson as Snell's Secretary (uncredited)

Paul Weber as Elevator Operator (uncredited)

Sandra White as Receptionist (uncredited)