Don’t get us wrong, we love Caskett — but we also kinda like it when secondary characters come along and shake things up between them. Seriously, who didn’t think Kristin Lehman’s Serena Kaye character was kind of fantastic?It’s true: We’re used to hotties showing up and stirring ish up between our leads. But with Beckett and Castle growing closer by the day, we wonder if all that is about to change. According to series creator Andrew Marlowe, one thing...

• Castle Spoiler: Will 3XK Return Before Season 4 Is Over? Andrew Marlowe Dishes!
  

  Castle Spoiler: Will 3XK Return Before Season 4 Is Over? ...

  The Triple Killer (3XK) is one of our fave recurring story lines on Castle (well, aside from...

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• Castle PaleyFest Panel Report: Caskett Sex Alert!
  

  Castle PaleyFest Panel Report: Caskett Sex Alert!

  Are you ready for the "last normal episode before the stormy weather hits," Castle fans? That...

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• Spoiler: Andrew Marlowe Reveals New Information About Castle's Father
  

  Spoiler: Andrew Marlowe Reveals New Information About Cas...

  Excited to meet Castle’s pops this season? Well, you might wanna pop a pill and relax a second...

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• Spoiler: Will Beckett Consider Sleeping With Castle? Andrew Marlowe Dishes!
  

  Spoiler: Will Beckett Consider Sleeping With Castle? Andr...

  When Castle and Beckett head to the City of Angels next month, they’ll be sharing a hotel room...

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• Castle Creator Andrew W. Marlowe Talks Sexual Tension
  

  Castle Creator Andrew W. Marlowe Talks Sexual Tension

  Making good TV is undeniably tough — but creating good TV drama is even harder. With reality...

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