
Castle Sinister
- Leto: 1948
- Država: United Kingdom
- Žanr: Grozljivka, Тriler
- Studio: Unicorn Film Corporation
- Ključna beseda: spy
- Direktor: Oscar Burn
- Igralska zasedba: Mara Russell-Tavernan, Robert Essex, Karl Meir, James Liggat, John Gauntley, Alastair Hunter