How Watson learned the trick
- Ano: 1970
- País: Germany
- Xénero: Mystery, Comedy, History
- Estudo: Universität Bonn
- Palabra clave: amateur detective, detective story, based on short story, holmes/watson, detective with humor, detective comedy, sherlock holmes, bantering relationship
- Director: Stefanie Hosenfeld
- Reparto: Jan Krolikowski, Dorian Lummel
