[s6e4] Number One Fan Page

is the fourth episode of the sixth season of the crime-drama series Castle , which originally aired on ABC on October 14, 2013. The episode follows a high-stakes hostage situation that centers directly on the show's titular character, Richard Castle. Plot Overview

(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

: By the end of the episode, Beckett officially regains her job with the NYPD, ending her brief period of unemployment following her firing from the FBI. Castle season 6 episode 4 review: Number One Fan is the fourth episode of the sixth season

As Castle enters the clinic to negotiate, he begins to believe Emma's story despite incriminating evidence found at the crime scene, such as a murder weapon from her own kitchen and suspicious text messages. While Castle works the inside, Detective Kate Beckett and the rest of the team investigate from the outside to uncover the true killer. Key Characters & Cast : By the end of the episode, Beckett

(Alicia Lagano): The desperate murder suspect and hostage-taker who believes she is being framed.

: The episode was written by Terence Paul Winter and directed by John Terlesky.