Castle and Beckett deal with a dead baseball player on the episode "Suicide Squeeze."

An investigation into a vampire fetish community eventually wrapped up with Rick Castle throwing an epic Halloween bash for all of his friends. Castle actually wore two costumes in Castle Season 2 Episode 6, “Vampire Weekend” The first was from Nathan Fillion’s cult favorite Firefly character Capt. Mal Reynolds but for the actual party he dressed as one of his favorite authors, Edgar Allen Poe. Our favorites were Lanie as Cat Woman and Martha as Cruella de Vil.

We don't know if Beckett will be surprised but we certainly are. What is Kate doing sharing a spa day with Hayley?

This is a usual sight on Castle. Beckett and Castle are sitting around and talking about a case during the episode "Food to Die For."

Julie Gonzalo is seen here during a shot from Castle. She guest stars on the installment "Food to Die For."

Can Castle and Beckett keep their reconciliation a secret from their friends and coworkers on Castle? "Tone Death" is the ninth episode of the show's eighth season.

Senator Bracken is back on Castle. He's squaring off here against Beckett.

The entire Castle team is on the case here. They're gathered around for a scene from "Under the Influence."

Beckett and Espo receive key information in this Castle scene. It's courtesy of the episode "Under the Influence."

Beckett comforts a little girl in this scene from "Hell Hath No Fury." The episode takes her and Castle into the world of politics.

Who knew that Kate Beckett could look even more bad ass in a corset? Maybe it's the black hat.

Kate Beckett is devastated when she finds Rick's car on fire on Castle. "For Better or Worse" is the 23rd episode of the show's sixth season.