Thief Gaston Monescu and pickpocket Lily are partners in crime and love. Working for perfume company executive Mariette Colet, the two crooks decide to combine their criminal talents to rob their employer. Under the alias of Monsieur Laval, Gaston uses his position as Mariette's personal secretary to become closer to her. However, he takes things too far when he actually falls in love with Mariette, and has to choose between her and Lily.

Miriam Hopkins
as Lily

Kay Francis
as Mariette

Herbert Marshall
as Gaston

Charles Ruggles
as Major

Edward Everett Horton
as Francois

C. Aubrey Smith
as Giron

Robert Greig
as Jacques

Luis Alberni
as Annoyed Opera Fan (uncredited)

Hooper Atchley
as Insurance Agent (uncredited)

Tyler Brooke
as Commercial Singer (uncredited)