Dr. Watson and the Darkwater Hall Mystery (1974) is a Mystery, TV Movie film that follows while Holmes is away recuperating, Watson is left to help a damsel in distress. Dr. Watson and the Darkwater Hall Mystery is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 4.7 out of 10 from 3 votes. Fans of mystery movies may also want to explore similar titles below.