_**Television “Carrie” knockoff fused with witchy elements**_ An outcast girl in high school is teased because she’s a little hefty (Susan Myers) but she seems to have a way of getting back at her persecutors. What’s her secret? Lee Grant plays her caring mother while Helen Hunt is on hand as her rival younger sister (at 13 years of age). "The Spell" (1977) is TV horror that mixes “Carriever mais...