Blondie Brings Up Baby

Penny Singleton

Blondie Bumstead

Arthur Lake

Dagwood " Dag " Bumstead

Larry Simms

Alexander " Baby " Bumstead

Daisy

Daisy

Danny Mummert

Alvin Fuddle

Jonathan Hale

J.C. Dithers

Robert Middlemass

Abner Cartwright

Olin Howland

Encyclopedia Salesman

Fay Helm

Mrs. Fuddle

Peggy Ann Garner

Melinda Mason

Roy Gordon

Mr. Mason

Grace Stafford

Miss White

Helen Jerome Eddy

Miss Ferguson

Irving Bacon

Mailman

Eugene Anderson Jr

Paperboy (uncredited)

Bruce Bennett

Mason's Chauffeur (uncredited)