How Watson learned the trick
- సంవత్సరం: 1970
- దేశం: Germany
- శైలి: Mystery, Comedy, History
- స్టూడియో: Universität Bonn
- కీవర్డ్: amateur detective, detective story, based on short story, holmes/watson, detective with humor, detective comedy, sherlock holmes, bantering relationship
- దర్శకుడు: Stefanie Hosenfeld
- తారాగణం: Jan Krolikowski, Dorian Lummel
