Movie

Castle Sinister

★ 3.4(10)194849m

Castle Sinister is available to rent or buy on Google Play Movies and YouTube in Canada. It isn't on a subscription streaming service there yet. Availability checked 24 June 2026.

Where to watch Castle Sinister

🇨🇦 Canada

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Good to know

Director: Oscar Burn
Release date: 1948-02-19
Runtime: 49m
Language: English
Status: Released
Country: United Kingdom
Studio: Unicorn Film Corporation

About Castle Sinister

Castle Sinister is a 1948 movie in the Horror and Thriller genres, directed by Oscar Burn, starring Mara Russell-Tavernan, Robert Essex and Karl Meir. It has a runtime of 49 minutes. It holds an average rating of 3.4/10 from 10 viewers. Below you can see where to watch Castle Sinister in Canada — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

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?

Cast

Mara Russell-Tavernan

Gabrielle, Marchioness of Glenye

Robert Essex

Nigel Glenye

Karl Meir

Maj. Martin Selwyn

James Liggat

Capt. Neale (as James Liggatt)

John Gauntley

Michael Glenye

Alastair Hunter

McTavish

Maureen O'Moor

Maggie

Themes & keywords

spy

Frequently asked questions

Where can I watch Castle Sinister in Canada?+

In Canada, Castle Sinister is available to rent or buy on Google Play Movies and YouTube. It isn't on a subscription streaming service there right now.

Is Castle Sinister on Netflix?+

Castle Sinister is not on Netflix in Canada right now.

How long is Castle Sinister?+

Castle Sinister has a runtime of 49 minutes (49 minutes).

Who stars in Castle Sinister?+

Castle Sinister stars Mara Russell-Tavernan, Robert Essex, Karl Meir, James Liggat and John Gauntley.

When did Castle Sinister come out?+

Castle Sinister is a 1948 movie directed by Oscar Burn.

What genre is Castle Sinister?+

Castle Sinister is Horror and Thriller film.

Who directed Castle Sinister?+

Castle Sinister was directed by Oscar Burn.