Tonight at 8/7c, catch an all-new episode of Grimm, as Nick and Hank investigate a string of homicides that have created a fear that a Jack the Ripper copycat has arrived in Portland. Following Grimm is a new Dateline at 9/8c, where Dennis Murphy reports on mysterious deaths inside a traveling commune.

Next: Adalind Tests Juliette’s Cure (Preview)

To ensure her Hexenbiest suppression potion works, Adalind tries it first, on a brand-new Grimm, Fridays at 8/7c on NBC.

https://youtu.be/QAN3s1IO7Yk

Jack the Ripper Lives (Preview)

Nick, Monroe and Hank learn Jack the Ripper may be terrorizing present-day Portland on Friday’s all-new Grimm, 8/7c on NBC.

https://youtu.be/El0dnCohjq8