| Detective Marcus Bell |
|Affiliation||New York City Police Department|
|Behind the scenes|
|Portrayed by||Jon Michael Hill|
To start off with Marcus is very sceptical of Sherlock Holmes and his deductions but after seeing Holmes' deductions backed up by lab work, he seems to be slowly becoming less sceptical. In Details , it is revealed that Marcus Bell has an older brother, Andre Bell, who has been in jail.
- Bell is the only main or recurring character who does not represent a character from the original Holmes stories.
- His last name, Bell, could be a reference to Joseph Bell, Sir Arthur Conan Doyle's inspiration for the original Sherlock Holmes.
- His badge number is 42819.
- He played Sky Masterson in his high school production of Guys and Dolls. (Snow Angels)