Corky Romano is a bumbling, simpleton, veterinarian and the youngest, outcast son of an aging gangster, named Pops Romano, who calls upon Corky to infiltrate the local FBI and retrieve and destroy evidence being used to incriminate Pops for racketeering charges.

A notorious B-movie director tries for a comeback by seeking out the film rights to the life story of a serial killer who wants his biography film to be a musical.