Holmes and Watson reluctantly enlist the help of Holmes's father to publicize the crime prevention system of Odin Reichenbach.
Episode rating
Cast of episode
54
41
4
- Mr. Morland Holmes
- Sherlock Holmes
- Dr. Joan Watson
- Detective Marcus Bell
- Captain Thomas Gregson
- Odin Reichenbach
- Annie Spellman
- Mrs. Tseng
- Stewart Pringle
- Gene
- Chloe
- Antonia
- Eldon
- Propane Salesman