HBO’s first trailer for 'Welcome to Derry' reveals a 1960s-set prequel to Stephen King’s “It,” with Bill Skarsgård back as Pennywise.

HBO Max has shared the trailer for the upcoming ‘It’ prequel series. Fans can finally see a glimpse of Bill Skarsgård’s return as Pennywise.

In the teaser, we see the new cast of young characters living in Derry in the 1960s. Bill Skarsgård returns as the sinister clown Pennywise at the end.