William Powell
— Florenz 'Flo' Ziegfeld Jr.
Myrna Loy
— Billie Burke
Luise Rainer
— Anna Held
Frank Morgan
— Billings
Fanny Brice
— Fannie Brice
Virginia Bruce
— Audrey Dane
Reginald Owen
— Sampston
Ray Bolger
— Ray Bolger
Ernest Cossart
— Sidney
Joseph Cawthorn
— Dr. Ziegfeld
Nat Pendleton
— Sandow
Dennis Morgan
— Stage Singer in "Pretty Girl" Number
Marcelle Corday
— Marie
Robert Greig
— Ziegfeld's Butler (uncredited)
Harriet Hoctor
— Herself
Jean Chatburn
— Mary Lou
Paul Irving
— Erlanger
Herman Bing
— Costumer
Charles Judels
— Pierre
Raymond Walburn
— Sage
A.A. Trimble
— Will Rogers
Buddy Doyle
— Eddie Cantor
Wallis Clark
— Stock Broker
Wanda Perry
— Ziegfeld Girl (uncredited)
William Demarest
— Gene Buck (uncredited)
Ann Gillis
— Mary Lou as a Child (uncredited)
Selmer Jackson
— Barber Shop Customer (uncredited)
John Larkin
— Sam (uncredited)
Barry Norton
— Nightclub Patron (uncredited)
Charles Trowbridge
— Julian Mitchell (uncredited)