Nick, Hank: Meet your new co-worker.
Will Rothhaar, who portrayed Lee Harvey Oswald in National Geographic Channel’s Killing Kennedy, is joining Grimm as a cop with a dark side, TVLine has learned.
Rothhaar’s Officer Acker will debut in Episode 8 of the NBC drama’s upcoming fourth season, and he’ll be around for at least three episodes.
He joins previously announced Season 4 guest stars Elizabeth Rodriguez (Orange Is the New Black), Toni Trucks (Franklin & Bash) and Erick Avari (The Mentalist).
In addition to Killing Kennedy, Rothhaar’s TV resume includes stints on Reckless, Last Resort, Perception, CSI and Fringe. He’ll also appear this season on Castle as a hacker and former activist.
Grimm returns Friday, Oct. 24, at 9/8c.