Penny Singleton
— Blondie Bumstead
Arthur Lake
— Dagwood " Dag " Bumstead
Larry Simms
— Alexander Bumstead
Daisy
— Daisy
Ruth Terry
— Singer
Danny Mummert
— Alvin Fuddle
Jonathan Hale
— J.C. Dithers
Janet Burston
— Little Girl Singer and Piano Player
Kirby Grant
— Hal Trent
Tito Guízar
— Manuel Rodrigueu
Irving Bacon
— Mailman (uncredited)
Eddie Acuff
— Cab Driver (uncredited)
Harry Barris
— Musician (uncredited)
Cecilia Callejo
— Beautiful Girl Picking Up Gloves (uncredited)
Paul Ellis
— Steward Taking Dagwood's Sandwich (uncredited)
Bess Flowers
— Well-Wisher at Ship's Departure (uncredited)
Joe King
— Captain of the Cruz del Sur (uncredited)
Phil Kramer
— Steward (uncredited)
Eddie Laughton
— Steward (uncredited)
Perc Launders
— Bass Fiddle Player (uncredited)
Harold Miller
— Shipboard Extra (uncredited)
Bert Moorhouse
— Shipboard Extra (uncredited)
William Morgan
— Musician in Orchestra (uncredited)
William Newell
— Steward Ringing Chime and Crying (uncredited)
Joe Palma
— Sailor Chasing Dagwood (uncredited)
Ralph Sanford
— Sailor Chasing Dagwood (uncredited)
Red Stanley
— Musician in Orchestra (uncredited)
Marvin Stephens
— Messenger Bringing Drums (uncredited)