Paramutual Pictures wants to know where all the money is going so they hire Morty to be their spy. Morty works for Mr. Sneak and gets a job in the mail room so that he can have access to the lot. But all that Morty ever finds is that he can cause havoc no matter what he does.

Jerry Lewisas Morty S. Tashman
Brian Donlevyas Tom 'T.P.' Paramutual
Howard McNearas Dexter Sneak
Dick Wessonas The A.D.
Kathleen Freemanas Mrs. Helen Paramutual
Robert Iversas Young NY Director Who Argues with T.P.
Renée Tayloras Miss Giles
Stanley Adamsas Grumpy