Crystal Reed (born February 6, 1985) is an American actress. She is perhaps best known for her role as Denise in the feature film Skyline and as Allison Argent in the MTV series Teen Wolf.
He was born in Portland, Oregon on Earth, then abducted by Grimm Lords to become The Ruler of Gallifreyan Hell. But, come back home to Los Angeles, he is now known as "The Grimm".
