"Do-gooder Joe McDoakes is the guest on the "Know Your Relatives" TV show where, to his chagrin, many of his black sheep relations reveal the skeletons in the family closet."
George O'Hanlon
as Joe McDoakes
Jane Frazee
as Alice McDoakes (uncredited)
Iris Adrian
as Bubbles LaVonne (uncredited)
Larry J. Blake
as Capt. Biff McGann (uncredited)
Edward Clark
as Uncle Cyrus Whipsnade (uncredited)
William Fawcett
as Pop McDoakes (uncredited)
Fred Kelsey
as Mr. Watson (uncredited)
Jess Kirkpatrick
as Fred (uncredited)
Jack Mower
as Sam (uncredited)
Frank Nelson
as Harry Frisby (uncredited)
Emory Parnell
as Mr. Battan (uncredited)
Herb Vigran
as Rocco McDoakes (uncredited)
Steve Carruthers
as Good-Doer Club Member (uncredited)
Philo McCullough
Frank Kreig
Jack Perrin
Creighton Hale
as Audience Spectator (uncredited)
Tom Coleman
as Co-Worker (uncredited)
Richard L. Bare
Director
Dean Riesner
Story
Producer
Gilbert Warrenton
Director of Photography
Writer
William Lava
Original Music Composer
Ellsworth Fredericks
Rex Steele
Editor
Art Loel
Art Direction
Edwin B. Levinson
Sound