Agatha and the Truth of Murder (2018) runs 1 h 33 min, is rated PG-13 in the US and averages 6.4 from 162 TMDB members. England, December 1926. Although her personal life is in tatters, the famous writer Agatha Christie decides to leave everything behind to help unravel an unsolved murder committed on a train six years ago, unable to imagine the disproportionate consequences that such a selfless act will cause.
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Streaming availability by JustWatch. In the US, as of 2026-11-06: Amazon Prime Video (subscription), Britbox Apple TV channel (subscription), BritBox (subscription), PBS Masterpiece Amazon Channel (subscription), BritBox Amazon Channel (subscription), Amazon Prime Video with Ads (subscription), WETA+ (subscription), Kanopy (free), Hoopla (free).
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