Donald O'Connor
Donald J. O'Connor
Gloria Jean
Patricia Davis
Peggy Ryan
Peggy
Robert Paige
Johnny Hanley
Elyse Knox
Alice Taswell
Samuel S. Hinds
Jeremy Taswell
Elinor Donahue
Muggsy
Florence Bates
Mrs. Mary Davis
Ray Eberle
Ray Eberle
Ben Carter
Ben Carter - Choir Leader
Irving Bacon
Jimmy, Malt Shop Proprietor
Roland Dupree
'Jivin' Jacks and Jills' Member (uncredited)
Bess Flowers
Theatrical Party Member (uncredited)
Shirley Mills
'Jivin' Jacks and Jills' Member (uncredited)
Patsy O'Connor
Genius' Dancing Partner (uncredited)
Tommy Rall
'Jivin' Jacks and Jills' Member (uncredited)
Emmett Vogan
Theatrical Party Member (uncredited)
Claire Whitney
Theatrical Party Member (uncredited)
Robert Scheerer
Bobby (as Bobby Scheerer)
Richard Stewart
Genius
Eddie Miller
Leader, Eddie Miller's Bob Cats
William Ruhl
Producer
Alan Ward
Producer
Jimmie Lucas
Gardener
Lassie Lou Ahern
Dancer (uncredited)
Dorothy Babb
'Jivin' Jacks and Jills' Member (uncredited)
Bobby Brooks
Specialty Act (uncredited)
Karen X. Gaylord
Theatrical Party Member (uncredited)
Jean Inness
Theatrical Party Member (uncredited)
Charles Marsh
Theatrical Producer (uncredited)
Bert Moorhouse
Theatrical Producer (uncredited)