Grimm Season 5 Episode 21 — Beginning of the End, Parts One and Two

Black Claw makes a strategic move against Hank that shocks everyone and sends Nick on a war path. Hadrian's Wall ramps up their investigation as they seek out a mysterious man named Bonaparte. Meanwhile, Adalind and Capt. Renard must learn to deal with their new and very unpredictable reality with Diana.

Grimm Season 5 Episode 21 (“Beginning of the End, Parts One and Two”) is episode 21 of 21 in Season 5 and first aired on May 20, 2016. It runs about 1h 23m. Directed by David Greenwalt. Written by Jim Kouf and David Greenwalt. Guest stars include Elizabeth Tulloch, Damien Puckler and Anne Leighton. Grimm is a Drama, Mystery and Sci-Fi & Fantasy series from NBC.