The big reveal about Joe Locke‘s Teen being William Kaplan / Billy Maximoff / Wiccan came in Agatha All Along Episode 5. The sixth episode expanded on that, revealing how William Kaplan became Billy Maximoff and who placed the identity-concealing sigil on the boy.

Marvel star Joe Locke talks Agatha All Along's big reveal, Scarlet Witch, a Marvel group chat and the future of the Young Avengers.

The secret’s finally out about the identity of Joe Locke’s “Teen” on Agatha All Along. In the final moments of the show’s fifth episode, which premiered on Wednesday 9, Locke’s character was revealed to be Billy Maximoff,

Joe Locke comments on how Alice's death impacts Wiccan's story in Agatha All Along, and if Agatha is truly to blame.

Joe Locke (Heartstopper) on how he's feeling after that big Teen/Billy Maximoff reveal during last week's episode of Agatha All Along.

After Episode 5 of Agatha All Along revealed the identity of Joe Locke's character Teen, things are about to pick up, he teased

Joe Locke is finally able to breathe after the fifth episode of “Agatha All Along” dropped on Disney+. That’s because the installment, titled “Darkest Hour / Wake Thy Power,” ends with the long-awaited reveal that Locke’s character Teen is actually Billy,

Agatha All Along star Joe Locke has confirmed he's the Marvel Cinematic Universe's Wiccan, teasing what's to come for the character in the weeks ahead and how the Scarlet Witch inspired his performance.

After two years of secrecy, the "Heartstopper" standout speaks exclusively with EW about his Marvel character's true identity.