(Select Actor or Writer to List Associated Episodes)
| Actors | Adaptations | Calendars | Duplicates | Numbers | Plots | Titles | Writers |
| Episode: | 1238 |
| Title: | The Musgrave Ritual
(adapted from the Sir Arthur Conan Doyle story) |
| Air Dates: | First Run - August 31, 1981
Repeat - November 24, 1981 |
| Plot: | Satanic rituals and the disappearance of two family members send Holmes and Watson into the bowels of the Musgrave family traditions. Takes place early in the Holmes/Watson relationship. |
| Actors: |
Gordon Gould
Court Benson Marian Seldes Bernard Grant |
| Writer: | Murray Burnett |