Heartstopper star Joe Locke didn't know the secret identity of his character “Agatha All Along” until halfway through his six-month audition

In the upcoming Marvel television series “Agatha All Along,” WandaVisions Climbers Agatha Harknessportrayed by a recurring Kathryn Hahn, embarks on a journey along the Witch Road to regain her power. She is not alone, however, as Harkness must assemble a coven of witches to overcome the various trials the road presents.

Among the new faces is Heartstopper star Joe Locke's mysterious enchanted boy, referred to only as “Teen.” Not much is currently known about the new arrival, who is shrouded in mystery, and fans are speculating that he may be none other than Wanda's “imaginary” son Billy, also known as the superhero Wiccan in the Marvel comics. So far, the actor has been give cryptic answers When asked about the true identity of his character, he recently told Total Film Magazine that “we’ll find out” while we’re on Witch Road.