[s6e4] Number One Fan Apr 2026

A young woman named (played by Alicia Lagano) wakes up to find her boyfriend, Angelo Vasquez, murdered in her apartment. Panic-stricken and fleeing from the police, she ends up in a dental clinic where she takes several people hostage. Emma refuses to negotiate with the police, insisting on speaking only to Richard Castle. She claims to be a fan of his work and trusts only him to prove that she has been framed for the murder.

(Billy Miller): A "hot-headed" Wall Street banker and one of the hostages who repeatedly tries to take matters into his own hands. [S6E4] Number One Fan

(Tom Amandes): A wealthy businessman who is revealed to be Emma's biological father. Production & Significance A young woman named (played by Alicia Lagano)

(Alicia Lagano): The desperate murder suspect and hostage-taker who believes she is being framed. She claims to be a fan of his