A gangster running a protection racket gets information that he's about to be prosecuted on income-tax-evasion charges. He hires a man with a photographic memory to memorize his books, then destroys them all so the police won't have any evidence to link him to the racket.
Donna Wells
Prof. J. Thomas Quincy
Gabby Walsh
Johnny Reilly
Louie Pozowicz
Slater
Milly
Duke Talbot
Monk
Chief Detective W. A. Barlow
Rabbit
Mrs. Bowse
Bob 'Pops' Wilson
Professor Dinwiddle
