Russell Hornsby is an American stage and screen actor, best known for his portrayal of Detective Hank Griffin in the television series "Grimm". He holds an BFA in Theatre from the College of Fine Arts at Boston University.
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".