Theo Raeken is a character from the television series Teen Wolf, portrayed by actor Cody Christian. He is introduced in the fourth season as a member of the Dread Doctors, a group of antagonists. Theo is a werewolf who possesses the ability to manipulate and control other supernatural beings, making him a formidable foe for the main characters. Throughout the series, Theo's motivations are often driven by a desire for power and acceptance. He has a complicated relationship with other characters, particularly Scott McCall and Stiles Stilinski, as he seeks to prove himself while also revealing his darker intentions.