Claudette Colbert as Katherine Grant

Fred MacMurray as Jim Ryan

Ilka Chase as Hoppy Grant

Richard Haydn as Roger Winant

Paul McGrath as Henry Fulton

June Havoc as Darlene

Marjorie Gateson as Sophie

Woody Strode as Black Sandhog (uncredited)

Murray Alper as Moran (uncredited)

Faith Brook as Pert Brunette (uncredited)

Rod Cameron as Taylor (uncredited)

Kenneth Chryst as Photographer (uncredited)

Yvonne De Carlo as Showgirl (uncredited)

Jerome de Nuccio as Leon Brice (uncredited)

George Dolenz as Captain of Waiters (uncredited)

Bill Goodwin as Christley (uncredited)

Kit Guard as Pop Murphy's Waiter (uncredited)

Alan Hale Jr. as Union Checker (uncredited)

Eddie Hall as Sandhog (uncredited)

Robert Homans as Pop Murphy (uncredited)

Mitchell Ingraham as City Commissioner (uncredited)

Charles Irwin as Patrick Aloysius O'Conner - Gold Room Waiter (uncredited)

John Kelly as Morrisey (uncredited)

Fred Kohler Jr. as Sandhog (uncredited)

Arthur Loft as Vice-President (uncredited)

Morton Lowry as Dunbar (uncredited)

Patrick McVey as City Chief Engineer (uncredited)

Frank Moran as Erector Tender (uncredited)

Tom Neal as Sandhog (uncredited)

William H. O'Brien as Nightclub Waiter (uncredited)

Lillian Randolph as Hilda (uncredited)

Keith Richards as Reporter (uncredited)

Willard Robertson as Construction Company President (uncredited)

Ronald R. Rondell as Captain of Waiters (uncredited)

Mickey Simpson as Doctor (uncredited)

Walter Soderling as Gate Man (uncredited)

Ben Taggart as City General Manager (uncredited)

Dorothy Vernon as Wardrobe Woman (uncredited)

Dave Wengren as Jack Tender (uncredited)

Rhys Williams as Clancy (uncredited)

Grant Withers as Pete Hanagan (uncredited)

Sayre Dearing as Sidewalk Passerby (uncredited)

Helen Dickson as Sidewalk Passerby (uncredited)

Jack Gardner as Photographer (uncredited)

Tex Harris as Sandhog (uncredited)

Oscar 'Dutch' Hendrian as Sandhog (uncredited)

Frederic Henry as Man at Party (uncredited)

Robert Herrick as Kent (uncredited)

Ted Jacques as Sandhog (uncredited)

Max Lauer as Sandhog (uncredited)

Wilbur Mack as Sidewalk Passerby (uncredited)

Philo McCullough as Gold Room Patron (uncredited)

Gil Perkins as Diner at Pop Murphy's (uncredited)

Paul Phillips as Office Worker (uncredited)

Art Potter as Sandhog (uncredited)

Tom Quinn as Reporter (uncredited)

Lorin Raker as Sweetzer (uncredited)

Jack Roberts as Captain of Waiters (uncredited)

Jack Roper as Sandhog (uncredited)

Cosmo Sardo as Sidewalk Passerby (uncredited)

Jack Shay as 2nd Engineer (uncredited)

Sammy Stein as Sandhog (uncredited)

Pat West as Pop Murphy's Waiter (uncredited)