In 1666, a colonial town is gripped by a hysterical witch-hunt that has deadly consequences for centuries to come, and it's up to teenagers in 1994 to finally put an end to their town's curse, before it's too late.Fear Street Part Three: 1666 premiered at the Los Angeles State Historic Park on July 14, 2021 and was released by Netflix on July 16, 2021, Thrust back to 1666, Deena learns the truth about Sarah Fier. Back in 1994, the friends fight for their lives — and Shadyside's future.