ABC's Castle will turn up the Heat this winter when viewers meet the star of the movie version of Rick's Heat Wave novel -- and Movieline has your first look at the new brunette beauty on the crime scene.
Starting January 3, That '70s Show alumna Laura Prepon will be guest-starring as Natalie Gray, the actress bringing Nikki Heat to the big screen.
Seeing as how the fictional Nikki is modeled on Beckett, it will be interesting to see if Miss Gray's mimicry of Castle's muse might stir a little something within the handsome mystery writer.
For anyone missing Prepon's blonde locks, here's a pic of her Castle character arriving for her first meeting with Rick and Kate, pre-"transformation":
ABC's Castle returns with new episodes Monday, December 6, at 10/9c.