Watch Grimm – Season 4 Episode 21: Headache
Cast: Elizabeth Tulloch , David Giuntoli , Silas Weir Mitchell , Russell Hornsby , Sasha Roiz , Reggie Lee , Bree Turner , Claire Coffee
Directors: David Greenwalt , Jim Kouf , Stephen Carpenter
Watch Grimm – S4E21
Episode Overview
While investigating a grisly murder, Nick and Hank get closer to uncovering the identity of the serial killer while Wu's life is put in grave danger. Having turned down Monroe and Rosalee's offer, Juliette solidifies a new alliance as she works to get her revenge. Elsewhere, Trubel makes a surprising return to Portland.
