Penny Singleton
— Blondie Bumstead
Arthur Lake
— Dagwood " Dag " Bumstead
Larry Simms
— Alexander Bumstead
Marjorie Ann Mutchie
— Cookie Bumstead
Daisy
— Daisy
Steven Geray
— Dr. Schmidt
Jonathan Hale
— J.C. Dithers
Shemp Howard
— Jim Gray
Jerome Cowan
— Charles Peabody
Danny Mummert
— Alvin Fuddle
Ludwig Donath
— Dr. Titus
Arthur Loft
— Mr. Conroy
Bess Flowers
— Patron at Hi-Ho Club (uncredited)
Alyn Lockwood
— Mary, Switchboard Operator (uncredited)
Jack Rice
— Ollie Shaw (uncredited)
Fred F. Sears
— Man on Park Bench (uncredited)
Betty Alexander
— Hat Check Girl (uncredited)