Riverdale

Season 6, Episode 4

Episode Title: Chapter Ninety-Nine: The Witching Hour(s)

Air Date: 2021-12-07

Overview:

As Bailey's Comet passes over Rivervale, Cheryl and Nana Rose revisit the tragic stories of the Blossom women through the years. Meanwhile, the once-in-a-lifetime celestial event prompts Cheryl to summon a familiar face to Rivervale - Sabrina Spellman.