Kadro (43)
Billy MauchPenrod SchofieldRobert J. MauchDanny
Dick PurcellTex Boyden
Gene LockhartMr. Schofield
Kathleen LockhartMrs. Schofield
Hugh O'ConnellProfessor Caligostro
Charles HaltonMr. BittsBernice PilotDeliaJackie MorrowRodney Bitts
Philip HurlicVerman
Carole LandisGirl at Fair (uncredited)
Sonny BuppMonk (uncredited)
Glen CavenderTruck Driver Giving Penrod a Lift (uncredited)James ConatyDinner Guest (uncredited)Jack CunninghamJack (uncredited)Gloria FisherAmy Perkins (uncredited)Jack A. GoodrichAttendant (uncredited)Eddie GrahamSecond Reporter (uncredited)
John HarronSpieler at Carnival (uncredited)
Peter Lind HayesWeight Guesser at Carnival (uncredited)
Stuart HolmesBanker Dinner Guest (uncredited)Don HulbertChuck (uncredited)Phyllis HurstMinor Role (uncredited)Frank JaquetSheriff Bart in New Mexico (uncredited)Muriel KearneyMinor Role (uncredited)
Ethan LaidlawBus Driver (uncredited)Billy LechnerDonald (uncredited)Al LloydSheriff's Deputy / Jailer (uncredited)Roger McGeeRoger (uncredited)Edmund MortimerDinner Guest (uncredited)
Jack MowerMatt (uncredited)
Spec O'DonnellCarnival Patron (uncredited)
Paul PanzerMexican Rancher Giving Penrod a Lift (uncredited)Johnnie Pirrone Jr.Sam (uncredited)
John J. RichardsonMan Warning Matt That the Balloon Was Up (uncredited)Cliff SaumPolice Officer Kicking the Professor (uncredited)
Jerry TuckerJerry (uncredited)Meredith WhiteScarlett Washington (uncredited)Lottie WilliamsWoman Watching Reporter Interview (uncredited)
Tom WilsonBrill (uncredited)Jack WiseFirst Reporter (uncredited)Billy WolfstonePiggy (uncredited)Lillian YarboMrs. Washington (uncredited)