Teen Wolf (1986 TV Series)

Teen Wolf, known as The Cartoon Adventures of Teen Wolf in the United Kingdom, is a saturday morning cartoon based on the 1985 live-action film. It was broadcast from 1986 to 1987 and was produced by Southern Star Productions and Hanna-Barbera Australia in association with Clubhouse Pictures.

Under My Spell ( Season 1, Episode 12 )
After the arrival of a new familly called the Johnson's at Wolverton, Boof starts noticing that the citizens are acting strangely, Scott discovers that the Johnsons are a clan of witches who plans to enslave the entire town, they nearly succed with only the Howard resisting their magic due to being werewolfs.