Quick overview
Ring of Spies (1964) leans into its genre DNA with a straightforward setup and a clear, watchable rhythm. It favors steady pacing and a few well-timed beats over constant escalation, which makes it easy to follow. The cast—featuring Bernard Lee, William Sylvester, and Margaret Tyzack—helps anchor the story and sell the character chemistry. Ratings hover around 4.1/10, and it’s likely to land best with fans of the genre. Streaming, rental, and purchase options can change by region and date—check this page for the latest availability.
Ring of Spies (1964)
Ring of Treason-
Released: March 23, 1964
Runtime: 90 min
: 4.1/10 from 12 votes
Cast: Bernard Lee, William Sylvester, Margaret Tyzack, David Kossoff, Nancy Nevinson, Thorley Walters
The film is based on the actual events of the Portland Spy Ring trial in the U.K. A disgruntled Navy Clerk is transferred to a secret research establishment and is subsequently black-mailed/paid by Czech intelligence to procure secrets for them. He seduces the secretary who controls the most secret documents, and they enjoy the fruits of their treachery until the British authorities begin to close in on them.
Streaming availability
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