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The Third Secret

“The Story of a Man Searching for a Killer Who Might Be Himself!”

1964 · 1 h 43 min
Directed by Charles Crichton
CrimeDramaMysteryThriller

Cast

Cast not recorded here

Plot

A prominent London psychologist seems to have killed himself, and a patient investigates the truth.

Sinekatalog’s take

Charles Crichton's thriller, with Stephen Boyd, Jack Hawkins and Pamela Franklin, is neat and twisty, a good, tight British mystery.Sinekatalog’s own editorial review – not a user or critic quote.

Ratings

IMDb: 6.5 / 10 (1,632 votes)
IMDb rating and vote count from the IMDb ratings dataset (October 2026). Scores change over time.