Hines will play Josh Bennett, a charismatic and mysterious new history teacher at Matheson Academy with a secret agenda.
Ashmore portrays Duncan Locke. As a Locke family member with a history with the keys, Duncan helps guide the Lockes in their battle against Dodge.
Jones plays Eden Hawkins. Former high school mean girl, now a newly minted demon, Eden is a surprising new force of antagonism to reckon with.
Liyou Abere guest stars as Amie Bennett, a spirited 11-year-old who becomes fast friends with Bode and an ally against the evil forces threatening the Lockes.