Paramount announced the Rosemary's Baby prequel Apartment 7A on Friday. The movie premieres this fall on the streaming service. Julia Garner leads the cast that also includes Dianne Wiest, Jim Sturgess and Kevin McNally. The movie is about the previous residents of Rosemary's apartment. The 1968 adaptation of Ira Levin's book starred Mia Farrow as the woman impregnated with Satan's child. Garner will play an injured dancer. Rosemary's husband, Guy, was also in the arts as a theater actor.