how accurate is egoyans where the truth lies

Atom Egoyan’s Where the Truth Lies is not based on a true story, so its “accuracy” is mainly about how plausibly it captures the feel of old Hollywood-style scandal rather than factual events.

What it gets right

The film draws on a 1950s show-business world of glamour, hidden addiction, mob influence, and PR-managed secrets, which is the kind of atmosphere its reviews describe. It also uses a mystery structure that fits Egoyan’s recurring interest in memory, guilt, and unreliable narratives.

What it does not get right

Because the story is fictional, the specific characters, murder mystery, and investigation are invented rather than historically documented. So it should not be treated as a factual account of a real duo or a real case.

Overall accuracy

If you mean “does it feel emotionally and thematically believable?”, the answer is fairly yes: it’s stylized but grounded in recognizable entertainment-industry corruption and secrecy. If you mean “is it a reliable historical reconstruction?”, then no — it’s a dramatized noir, not a documentary or a biopic.

TL;DR

Where the Truth Lies is accurate as a mood piece about celebrity mythmaking, but not accurate as history.