|Full name||Crispin Ruff|
|Appears in||Criminal Case: Pheadmouth|
|First appeared||Case #3: Fashionable Tragedy|
Crispin is a 26-year-old waiter. He has short black hair, a mustache and a five o'clock shadow. He wears a formal white shirt, a sky blue tie and a black waistcoat. Additionally, he sports cufflinks and holds a bottle of champagne in his right hand. It is known that Crispin knows chemistry.
Events of Criminal Case: Pheadmouth