News TV Videos ‘Grimm’ preview Written by Lena Lamoray on March 10, 2017 GRIMM — “Blood Magic” Episode 610 — Pictured: (l-r) Russell Hornsby as Hank Griffin, Reggie Lee as Sergeant Wu, David Giuntoli as Nick Burkhardt — (Photo by: Allyson Riggs/NBC) Tonight at 8/7c on NBC, don’t miss an all-new episode of Grimm. Related posts:'SNL' premiere highlights featuring Ryan Gosling, Jay-Z, Alec Baldwin, Chris Redd and more'Chicago P.D.' preview'Grimm' and 'Hannibal' preview clips