Mistaken as messangers, window washers Abbott & Costello are sent to collect $50,000 in cash by a gangster who runs a gambling syndicate. But Costello inadvertently mails the cash to a woman (Cathy Downs) who manages to spend it before they track her down. Threatened by the hoodlum and his henchmen, the desperate threesome must act quickly to come up with the money within the thirty-six hour deadline.