From Entertainment Weekly
by Michael Ausiello

Further proof that Castle is growing into something of a hit: The guest stars are getting more recognizable!

Ex-Charmed sorceress Alyssa Milano has signed on to play a former love interest of Nathan Fillion’s title character, sources confirm to me exclusively.

Here’s the sitch: Castle reconnects with Kyra (Milano) on her wedding day and sparks fly. Beckett (Stana Katic) picks up on the obvious connection between the two of them, setting up a fun little love triangle.

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