Penny Singleton as Blondie Bumstead

Arthur Lake as Dagwood " Dag " Bumstead

Larry Simms as Alexander " Baby " Bumstead

Daisy as Daisy

Danny Mummert as Alvin Fuddle

Jonathan Hale as J.C. Dithers

Robert Middlemass as Abner Cartwright

Olin Howland as Encyclopedia Salesman

Fay Helm as Mrs. Fuddle

Peggy Ann Garner as Melinda Mason

Roy Gordon as Mr. Mason

Grace Stafford as Miss White

Helen Jerome Eddy as Miss Ferguson

Irving Bacon as Mailman

Eugene Anderson Jr as Paperboy (uncredited)

Bruce Bennett as Mason's Chauffeur (uncredited)

Willie Best as Hotel Janitor (uncredited)

Stanley Brown as Dithers' Employee Reading Note (uncredited)

Mary Jane Carey as Mary (uncredited)

Ralph Dunn as Police Desk Sergeant (uncredited)

Jay Eaton as Dithers' Employee (uncredited)

Richard Fiske as Dithers' Employee (uncredited)

Madelon Grey as Governess (uncredited)

Robert Homans as Police Capt. James (uncredited)

Selmer Jackson as Tom Malcolm (uncredited)

Milburn Morante as Man Directing Postman (uncredited)

David Newell as Tall Dithers' Employee (uncredited)

Joe Palma as 2nd Dogcatcher (uncredited)

Sally Payne as Young Woman (uncredited)

Victor Potel as Lars (uncredited)

Ed Randolph as 3rd Dogcatcher (uncredited)

Jack Rice as Detective with Mason (uncredited)

Betty Roadman as Motherly Woman (uncredited)

Walter Sande as Policeman (uncredited)

Robert Sterling as Dithers' Employee (uncredited)

Harry Strang as Bailiff (uncredited)

John Tyrrell as 1st Dogcatcher (uncredited)

Gayne Whitman as Radio Police Officer (uncredited)

Ian Wolfe as Police Judge (uncredited)