Movies Like The Investigation of Lucy Letby

Ranked by shared directors, cast, themes, genre, and era — not just generic recommendations.

Aileen: Queen of the Serial Killers

2025·1h 44m·★ 6.1·Emily Turner

Themes: female serial killer, true crimeFans also likedDocumentary & Crime

Capturing the Killer Nurse

2022·1h 35m·★ 6.4·Tim Travers Hawkins

Themes: nurse, true crimeFans also likedCrime & Documentary

The Good Nurse

2022·2h 1m·★ 6.8·Tobias Lindholm

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Cyber Hell: Exposing an Internet Horror

2022·1h 45m·★ 6.6·Choi Jin-sung

TMDB recommendsDocumentary & Crime

Se7en

1995·2h 7m·★ 8.6·David Fincher

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M

1931·1h 50m·★ 8.3·Fritz Lang

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Arsenic and Old Lace

1944·1h 58m·★ 7.9·Frank Capra

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Centaur

2023·1h 41m·★ 6.9·Kirill Kemnits

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Dirty Harry

1971·1h 42m·★ 7.7·Don Siegel

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The Lodger: A Story of the London Fog

1927·1h 31m·★ 7.3·Alfred Hitchcock

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The Spider Woman

1943·1h 3m·★ 7.0·Roy William Neill

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Mr. Brooks

2007·2h·★ 7.2·Bruce A. Evans

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Into the Abyss

2011·1h 45m·★ 7.3·Werner Herzog

Fans also likedDocumentary & Crime

I'm a Killer

2016·1h 57m·★ 6.9·Maciej Pieprzyca

TMDB recommends

Aileen: Life and Death of a Serial Killer

2003·1h 29m·★ 7.1·Joan Churchill

Fans also likedDocumentary & Crime

The Silencing

2020·1h 33m·★ 6.3·Robin Pront

TMDB recommends

Woman of Straw

1964·2h 2m·★ 6.8·Basil Dearden

TMDB recommends

Voyeur

2017·1h 35m·★ 6.1·Josh Koury

Fans also likedDocumentary & Crime

Casualties of Love: The Long Island Lolita Story

1993·1h 35m·★ 5.1·John Herzfeld

TMDB recommends

The Poisoning Angel

2017·1h 37m·★ 4.9·Stéphanie Pillonca

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How Good Is The Investigation of Lucy Letby?

Ratings across IMDb, Rotten Tomatoes, Metacritic, and TMDB, plus our verdict.

Where to Watch The Investigation of Lucy Letby

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Available in 131 countries