Jac Schaeffer, the “Agatha” showrunner, remembers how Hahn responded to Locke. Hahn is an outsize performer, an extreme weather event onscreen. Though Locke is younger and slighter, he entirely held his own.

For now, he's known only as “Teen”—but there are signs the spooky MCU series may be setting up a bigger role for Locke sometime in the future.

And for the record, yes, Locke does know — he just won't say. Now streaming on Disney+, the first two episodes of Marvel's latest series find Agatha Harkness (Kathryn Hahn) struggling to break free of the spell that Wanda Maximoff (Elizabeth Olsen) left her trapped in at the end of "WandaVision.

In another twist, there might be a reveal that Agatha Harkness is actually the mother of Joe Locke’s Teen. In the comics, Agatha has a child who is a supervillain known as Nicholas Scratch. This mad reveal would explain why Teen is so drawn to Agatha and would be a great reveal later down the line.

A newly released promo for Agatha All Along has offered perhaps our biggest hint yet about who Joe Locke's "Teen" really is in the upcoming WandaVision sequel. We also have new comments from the

The dark comedy superhero fantasy series Agatha All Along is here. The first two episodes of the series sparked interesting discussions among MCU fans. While Kathryn Hahn as Agatha Harkness is winning hearts,

For all the fun and whimsy that’s been part of the show’s promotional campaign, from the lineup of fake title reveals to the focus on the Witch’s Road, Agatha All Along has also steadily sparked more and more curiosity over the mystery identity of Joe Locke’s character,

If you want to know who Locke's Teen actually is, it sounds like you'll have to watch the show to fully find out.

Ever since the announcement of Joe Locke as part of Agatha All Along, fans have wondered which Marvel Comics character the Teen really is.

Joe Locke loves cardigans! And jumpers. And overshirts. As we learn in the latest episode of Esquire’s Lookbook video series, the 21-year-old Heartstopper co-lead likes to experiment with fashion, whether he is trying out new trends or digging for vintage looks.

The two-episode premiere of Agatha All Along certainly didn’t disappoint the legions of fans who had been waiting to return to Westview. Star Kathryn Hahn stepped right back into the role of the spellbound Agnes O’Connor before quite literally stripping away the layers that created that persona until Agatha Harkness reemerged.