Where to stream

Castle Sinister

3.4194849mMovieHorrorThriller

During the War, a British agent travels to the remote Glennye Castle in the wilds of Scotland to investigate a mysterious murder by a masked phantom. Who or what is the phantom? And how are the Germans involved?

DirectorOscar Burn

WriterMary Cathcart Borer

ProducerWilliam Howard Boer

Where to watch

Not available in Philippines

Streaming in 7 other countries

Castle Sinister isn't on any streaming service in Philippines right now, but it's available in Australia, Canada, Guernsey, Ireland and 3 more. Streaming rights are licensed per country.

Cast · Directed by Oscar Burn

Mara Russell-Tavernan

Gabrielle, Marchioness of Glenye

Capt. Neale (as James Liggatt)

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Castle Sinister — streaming FAQ

Which OTT platform streams Castle Sinister?

Castle Sinister isn't on any streaming service in Philippines yet, but it's available in Australia, Canada and United Kingdom and other countries. Streaming rights differ by country — switch your country in the header to see where.

Is Castle Sinister on Netflix?

No, Castle Sinister is not on Netflix in Philippines as of October 2026.

Is Castle Sinister on Amazon Prime Video?

No, Castle Sinister isn't on Amazon Prime Video in Philippines right now.

Where can I watch Castle Sinister for free?

Castle Sinister isn't streaming in Philippines yet, so there's no way to watch it free at the moment.