Castle

Season 4 Episode 14

The Blue Butterfly

15
Aired Monday 10:00 PM Feb 06, 2012 on ABC
SUBMIT REVIEW

Episode Fan Reviews (8)

9.0
out of 10
Average
248 votes
  • So good I had to watch it twice.

    9.5
    Nothing says how good an episode is than to hear that it was so good it had to be watched more than once. This has to be the best episode of the past 2 seasons. I loved how they would flash from past to present & the dialog was fit for an Emmy.
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