Jean Harlow as Lola Burns

Lee Tracy as E.J. 'Space' Hanlon

Frank Morgan as Pops Burns

Franchot Tone as Gifford Middleton

Pat O’Brien as Jim Brogan

Una Merkel as Mac

Ted Healy as Junior Burns

Ivan Lebedeff as Marquis Hugo di Binelli di Pisa

Isabel Jewell as Nellie, Junior's Girlfriend

Louise Beavers as Loretta

Leonard Carey as Winters

Mary Forbes as Mrs. Middleton

C. Aubrey Smith as Mr. Middleton

June Brewster as Alice Cole

Minerva Urecal as Autograph Seeker (uncredited)

Dorothy DeBorba as Girl Getting Lola's Autograph at Table (uncredited)

Grace Hayle as Mrs. Titcomb (uncredited)

Martha Sleeper as Lola's Hair Stylist (uncredited)

Gus Arnheim as Gus Arnheim - Coconut Grove Bandleader (uncredited)

Hooper Atchley as Car Salesman (uncredited)

Ed Brady as Photographer (uncredited)

Don Brodie as Photographer (uncredited)

James Burke as First Immigration Officer (uncredited)

Primo Carnera as Primo Carnera - in the Opening Montage (uncredited)

Billy Dooley as Man Claiming to Be Lola's Husband (uncredited)

Ben Erway as Reporter (uncredited)

Edward Gargan as Second Immigration Officer (uncredited)

Harrison Greene as Reporter (uncredited)

Ethel Griffies as Mrs. Ward - Orphanage Representative (uncredited)

Tenen Holtz as White - Lola's Agent (uncredited)

Kenner G. Kemp as Nightclub Patron (uncredited)

Donald Kerr as Monte - Lola's Makeup Man (uncredited)

Wilbur Mack as Van Randolph - Hugo's Lawyer (uncredited)

Philo McCullough as Reporter (uncredited)

Greta Meyer as Lola's Masseuse (uncredited)

Miki Morita as Yokahama (uncredited)

Philip Morris as Studio Workman (uncredited)

Louis Natheaux as Car Salesman (uncredited)

William Newell as Lola's Chauffeur (uncredited)

Dennis O'Keefe as Nightclub Patron (uncredited)

Paul Power as Cocoanut Grove Patron (uncredited)

Shirley Ross as Singer (uncredited)

Leonard Sillman as Minor Role (uncredited)

Dale Van Sickel as Cocoanut Grove Patron (uncredited)

Morgan Wallace as H.E. Gillette (uncredited)

Kathrin Clare Ward as Older Orphanage Nurse (uncredited)

Ruth Warren as Miss Carroll from Photoplay Magazine (uncredited)

Allen Wood as Frankie (uncredited)