D.B. Sweeney
D.B. Sweeney has signed on to guest-star in Castle's upcoming Los Angeles-set episode, TVGuide.com has learned exclusively.
Castle exclusive: Lie to Me star sets his sights on Beckett
After Beckett's former partner is killed, Castle (Nathan Fillion) and Beckett (Stana Katic) will head to Los Angeles to investigate, which also gives them the opportunity to visit the set of Heat Wave.
Sweeney will play...
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