Penny Singleton
Role: Blondie Bumstead
Arthur Lake
Role: Dagwood " Dag " Bumstead
Larry Simms
Role: Alexander " Baby " Bumstead
Danny Mummert
Role: Alvin Fuddle
Jonathan Hale
Role: J.C. Dithers
Robert Middlemass
Role: Abner Cartwright
Olin Howland
Role: Encyclopedia Salesman
Fay Helm
Role: Mrs. Fuddle
Peggy Ann Garner
Role: Melinda Mason
Roy Gordon
Role: Mr. Mason
Grace Stafford
Role: Miss White
Helen Jerome Eddy
Role: Miss Ferguson
Irving Bacon
Role: Mailman
Eugene Anderson Jr
Role: Paperboy (uncredited)
Bruce Bennett
Role: Mason's Chauffeur (uncredited)
Willie Best
Role: Hotel Janitor (uncredited)
Stanley Brown
Role: Dithers' Employee Reading Note (uncredited)
Mary Jane Carey
Role: Mary (uncredited)
Ralph Dunn
Role: Police Desk Sergeant (uncredited)
Jay Eaton
Role: Dithers' Employee (uncredited)
Richard Fiske
Role: Dithers' Employee (uncredited)
Madelon Grey
Role: Governess (uncredited)
Robert Homans
Role: Police Capt. James (uncredited)
Selmer Jackson
Role: Tom Malcolm (uncredited)
Milburn Morante
Role: Man Directing Postman (uncredited)
David Newell
Role: Tall Dithers' Employee (uncredited)
Joe Palma
Role: 2nd Dogcatcher (uncredited)
Sally Payne
Role: Young Woman (uncredited)
Victor Potel
Role: Lars (uncredited)
Ed Randolph
Role: 3rd Dogcatcher (uncredited)
Jack Rice
Role: Detective with Mason (uncredited)
Betty Roadman
Role: Motherly Woman (uncredited)
Walter Sande
Role: Policeman (uncredited)
Robert Sterling
Role: Dithers' Employee (uncredited)
Harry Strang
Role: Bailiff (uncredited)
John Tyrrell
Role: 1st Dogcatcher (uncredited)
Gayne Whitman
Role: Radio Police Officer (uncredited)
Ian Wolfe
Role: Police Judge (uncredited)