Murder, She Wrote S05E12 - Smooth Operators

A derelict is found dead in a New York alley. At first glance, it appears that the dead man succumbed to alcoholism, but the other clues--including several conspicuously missing items--don't add up. Jessica Fletcher teams with ulcerated NYPD lieutenant Hanratty to make sense of the case, leading both sleuths to a group of disreputable doctors.