"Heinous" is the first segment of the thirty-second episode of Star vs. the Forces of Evil. It premiered on February 20, 2017, and is the first segment of the nineteenth episode in the second season.
- Eden Sher as Star Butterfly
- Adam McArthur as Marco Diaz
- Jessica Walter as Miss Heinous
- Artt Butler as Rafael Diaz
- Nia Vardalos as Angie Diaz
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