Derek Hale is a fictional character from the television series Teen Wolf, which aired from 2011 to 2017. He is portrayed by actor Tyler Hoechlin and is known for being a werewolf with a complex personality. Derek is a member of the Hale family, a lineage of werewolves, and he often struggles with his past and the responsibilities that come with his supernatural abilities. Throughout the series, Derek serves as a mentor to the main character, Scott McCall, helping him navigate the challenges of being a werewolf. He is characterized by his brooding demeanor, loyalty to his friends, and a strong sense of justice. Derek's journey involves personal growth and the quest for redemption after the tragic loss of his family.