Wesen are creatures that appear human but can "woge" (transform) into their true form. Grimm Wiki
The protagonist and detective who gains the ability to see Wesen. Monroe (Silas Weir Mitchell): grimm serie completa
A reformed Wesen (Blutbad) who becomes Nick’s best friend and guide to the creature world. Hank Griffin (Russell Hornsby): Nick’s loyal police partner. Juliette Silverton / Eve (Bitsie Tulloch): Wesen are creatures that appear human but can