Tonight at 8/7c, catch the season 4 finale of Grimm, where Trubel helps Nick, who is hell-bent on getting revenge on the Royals after making a horrifying discovery. Following Grimm is an all-new Dateline at 9/8c, where Andrea Canning tries to crack a 20-year murder case.

Next: Nick and Juliette Face Off (Promo)

There’s no more playing nice for Nick, who brings the fight to Juliette and the Royals on Friday’s season finale of Grimm, 8/7c on NBC.

https://youtu.be/wCaMV9DUhGo

Nick Makes a Connection (Preview)

While investigating Kenneth, Nick realizes Juliette set up his mother on Friday’s Grimm season finale, 8/7c on NBC.

https://youtu.be/9ZLgojkeke0

Next: No Rest for Monroe & Rosalee (Preview)

Monroe and Rosalee’s quiet moment is interrupted by the arrival of Trubel, Bud and some very bad news on Grimm’s season finale, Friday at 8/7c on NBC.

https://youtu.be/p74SJewpvA4

Coming Up: Here Comes Backup (Preview)

Despite Nick’s wishes that he stay out of it, Wu meets up with Nick, Hank, Monroe and Trubel to take down the Royals on Grimm’s season finale, Friday at 8/7c on NBC.

https://youtu.be/EsXC3CcCqS4