Castle is getting ready to rock.
Sources confirm to TV Line that legendary KISS frontman Gene Simmons will make a cameo as himself on an upcoming episode.
The installment will find Castle and Beckett pursuing a lead, which takes them to the residence of that week's victim. He/she happened to be crashing in the guest house of Simmons, who will portray himself and speak to the author and detective briefly in his fictional backyard.
Dominic Purcell, Jason George and D.B. Sweeney will all also guest star during this show's visit to Los Angeles.