Lil works for the Legendre Company and causes Bill to divorce Irene and marry her. She has an affair with businessman Gaerste and uses him to force society to pay attention to her.
Jean Harlow
as Lillian 'Lil' / 'Red' Andrews Legendre
Chester Morris
as William 'Bill' / 'Willie' Legendre Jr.
Lewis Stone
as William 'Will' Legendre Sr.
Leila Hyams
as Irene 'Rene' Legendre
Una Merkel
as Sally
Henry Stephenson
as Charles B. 'Charlie' / 'C.B.' Gaerste
May Robson
as Aunt Jane
Charles Boyer
as Albert
Harvey Clark
as Uncle Fred
Henry Armetta
as Waiter Warning Bill of Lipstick (uncredited)
Sidney Bracey
as Man Wanting to Use Phone Booth (uncredited)
Ed Brady
as Man Outside Pool Hall (uncredited)