Billy Mauch

Penrod Schofield

Dick Purcell

Tex Boyden

Gene Lockhart

Mr. Schofield

Kathleen Lockhart

Mrs. Schofield

Hugh O'Connell

Professor Caligostro

Charles Halton

Mr. Bitts

Philip Hurlic

Verman

Carole Landis

Girl at Fair (uncredited)

Sonny Bupp

Monk (uncredited)

Glen Cavender

Truck Driver Giving Penrod a Lift (uncredited)

John Harron

Spieler at Carnival (uncredited)

Peter Lind Hayes

Weight Guesser at Carnival (uncredited)

Stuart Holmes

Banker Dinner Guest (uncredited)

Ethan Laidlaw

Bus Driver (uncredited)

Jack Mower

Matt (uncredited)

Spec O'Donnell

Carnival Patron (uncredited)

Paul Panzer

Mexican Rancher Giving Penrod a Lift (uncredited)

John J. Richardson

Man Warning Matt That the Balloon Was Up (uncredited)

Jerry Tucker

Jerry (uncredited)

Tom Wilson

Brill (uncredited)