The most bizarre murder mystery ever conceived!
Adrian Messenger, a famous writer, asks his friend Anthony Gethryn, a former British agent, to help him investigate the whereabouts of the people who appear on a list, without asking him the reason why he should do so.
TMDB audience score
Based on 99 votes
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Availability in the UK
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UK only · Refreshed 10 Oct 2026.
MyCinema quick facts
Worked out from the film's TMDB record and its United Kingdom provider listings. These are facts about the data, not a review.
Standard length · 1h 39m
At 1h 39m it sits between 90 minutes and two hours.
Mystery · Thriller
TMDB files it under mystery and thriller.
No UK listings
No UK subscription, free, rental, or purchase listing is currently recorded for this film.
6.7 / 10 on TMDB
TMDB users rate it 6.7 out of 10 across 99 votes, a positive audience score. That is a moderate sample of voters.
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