- Philip Hurlic - Verman
- Carole Landis - Girl at Fair (uncredited)
- Sonny Bupp - Monk (uncredited)
- Glen Cavender - Truck Driver Giving Penrod a Lift (uncredited)
- James Conaty - Dinner Guest (uncredited)
- Gloria Fisher - Amy Perkins (uncredited)
- Jack A. Goodrich - Attendant (uncredited)
- Eddie Graham - Second Reporter (uncredited)
- John Harron - Spieler at Carnival (uncredited)
- Peter Lind Hayes - Weight Guesser at Carnival (uncredited)
- Stuart Holmes - Banker Dinner Guest (uncredited)
- Don Hulbert - Chuck (uncredited)
- Frank Jaquet - Sheriff Bart in New Mexico (uncredited)
- Muriel Kearney - Minor Role (uncredited)
- Ethan Laidlaw - Bus Driver (uncredited)
- Billy Lechner - Donald (uncredited)
- Al Lloyd - Sheriff's Deputy / Jailer (uncredited)
- Roger McGee - Roger (uncredited)
- Edmund Mortimer - Dinner Guest (uncredited)
- Jack Mower - Matt (uncredited)
- Spec O'Donnell - Carnival Patron (uncredited)
- Paul Panzer - Mexican Rancher Giving Penrod a Lift (uncredited)
- Johnnie Pirrone Jr. - Sam (uncredited)
- John J. Richardson - Man Warning Matt That the Balloon Was Up (uncredited)
- Cliff Saum - Police Officer Kicking the Professor (uncredited)
- Jerry Tucker - Jerry (uncredited)
- Meredith White - Scarlett Washington (uncredited)
- Lottie Williams - Woman Watching Reporter Interview (uncredited)
- Tom Wilson - Brill (uncredited)
- Jack Wise - First Reporter (uncredited)
- Billy Wolfstone - Piggy (uncredited)
- Lillian Yarbo - Mrs. Washington (uncredited)
-
Lewis Seiler
- Crane Wilbur
- Jack L. Warner
- Hal B. Wallis
- Bryan Foy
Billy Mauch hace el papel de Penrod Schofield.
Robert J. Mauch interpreta a Danny en la película.
Dick Purcell interpreta a Tex Boyden en la película.
Gene Lockhart hace el papel de Mr. Schofield.
Kathleen Lockhart interpreta a Mrs. Schofield en la película.
Hugh O'Connell interpreta a Professor Caligostro en la película.
Charles Halton hace el papel de Mr. Bitts.
Bernice Pilot hace el papel de Delia.
Jackie Morrow interpreta a Rodney Bitts en la película.
Philip Hurlic hace el papel de Verman.
Carole Landis hace el papel de Girl at Fair (uncredited).
Sonny Bupp interpreta a Monk (uncredited) en la película.
Glen Cavender interpreta a Truck Driver Giving Penrod a Lift (uncredited) en la película.
James Conaty interpreta a Dinner Guest (uncredited) en la película.
Gloria Fisher interpreta a Amy Perkins (uncredited) en la película.
Jack A. Goodrich hace el papel de Attendant (uncredited).
Eddie Graham interpreta a Second Reporter (uncredited) en la película.
John Harron hace el papel de Spieler at Carnival (uncredited).
Peter Lind Hayes hace el papel de Weight Guesser at Carnival (uncredited).
Stuart Holmes hace el papel de Banker Dinner Guest (uncredited).
Don Hulbert hace el papel de Chuck (uncredited).
Frank Jaquet interpreta a Sheriff Bart in New Mexico (uncredited) en la película.
Muriel Kearney hace el papel de Minor Role (uncredited).
Ethan Laidlaw interpreta a Bus Driver (uncredited) en la película.
Billy Lechner interpreta a Donald (uncredited) en la película.
Al Lloyd interpreta a Sheriff's Deputy / Jailer (uncredited) en la película.
Roger McGee hace el papel de Roger (uncredited).
Edmund Mortimer hace el papel de Dinner Guest (uncredited).
Jack Mower hace el papel de Matt (uncredited).
Spec O'Donnell interpreta a Carnival Patron (uncredited) en la película.
Paul Panzer interpreta a Mexican Rancher Giving Penrod a Lift (uncredited) en la película.
Johnnie Pirrone Jr. interpreta a Sam (uncredited) en la película.
John J. Richardson interpreta a Man Warning Matt That the Balloon Was Up (uncredited) en la película.
Cliff Saum interpreta a Police Officer Kicking the Professor (uncredited) en la película.
Jerry Tucker interpreta a Jerry (uncredited) en la película.
Meredith White interpreta a Scarlett Washington (uncredited) en la película.
Lottie Williams interpreta a Woman Watching Reporter Interview (uncredited) en la película.
Tom Wilson interpreta a Brill (uncredited) en la película.
Jack Wise interpreta a First Reporter (uncredited) en la película.
Billy Wolfstone interpreta a Piggy (uncredited) en la película.
Lillian Yarbo hace el papel de Mrs. Washington (uncredited).
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