Diabolisch
- Tahun: 1970
- Negara: Netherlands
- Genre: Horror, Mystery
- Studio: Doorn Eden Films
- Kata kunci: demonic spirit, genetic disorder, supernatural horror
- Pengarah: Tristan van Doorn
- Pelakon: Caroline Lichtenberg, Elske Stout, Paul Schaareman, Alexandra van Lier, Sam Post