Dagwood accidentally discovers a non-flammable paint. Bad guys Dillon and Stack steal it before he can give it to his boss Radcliffe. To show off his invention, Dagwood paints Radcliffe's house with it and is disgraced when the house burns down!
Penny Singleton
as Blondie Bumstead
Arthur Lake
as Dagwood " Dag " Bumstead
Larry Simms
as Alexander Bumstead
Marjorie Ann Mutchie
as Cookie Bumstead
Jerome Cowan
as George M. Radcliffe
Collette Lyons
as Norma
Wilton Graff
as Joe Dillon
Ray Walker
as Harry Slack
Stanley Andrews
as Mr. Forsythe
Mason Alan Dinehart
as Rollo (as Alan Dinehart III)
Eddie Acuff
as Mailman
Jack Rice
as Ollie
