Necromancy

Mr. Cato is the head of a witches' coven in the town of Lilith, where he needs the powers of Lori Brandon to raise his son from the dead.

Necromancy is a 1973 horror movie directed by Bert I. Gordon, starring Lee Purcell, Pamela Franklin, Orson Welles. It holds an IMDb rating of 4.6/10 from 1,200 votes and runs 1h 23m.