Violet Smith has recently started a new job as music teacher to Robert Carruthers, staying during the week at his house in the country. She consults Holmes because she is worried about being followed once a week on her way to the railway station by a man on a bicycle. Carruthers asks Miss Smith to marry him, but Holmes sees a sinister connection between him and the stalker.

• Arthur Conan Doyle
• John Hawkesworth
• Michael Cox

• Sophie Thompson
• Denys Hawthorne
• Vernon Dobtcheff