The Adventure of the Devil's Foot

Main Characters and Their Development

• Sherlock Holmes – the famous detective who, in this story, is resting in Cornwall on his doctor's advice to recover his health. Despite being on holiday, he cannot resist investigating a strange case, demonstrating his analytical mind and keen observation.
• Dr. John Watson – Holmes's loyal friend and companion, who accompanies him to Cornwall. Watson supports Holmes and assists in the investigation, providing medical expertise and moral support.
• Mortimer Tregennis – one of the main suspects in the case. He reports the strange death of his relatives and becomes the focus of Holmes's investigation.
• Leonardo Tregennis – Mortimer's brother, who dies under mysterious circumstances. His death becomes the central puzzle Holmes must solve.
• Brenda Tregennis – sister to Mortimer and Leonardo, who also dies under mysterious circumstances. Her death raises suspicions and questions.
• Owen Tregennis – another brother who also falls victim to the strange events. His fate is closely tied to the overall mystery.
• Dr. Leonardo Sterndale – an explorer and friend of the Tregennis family, who plays a key role in unraveling the mystery. His knowledge and experience prove crucial to the investigation.