Lethal Obsession poster
Where to stream

Lethal Obsession

5.520071h 36mMovieMysteryTV Movie

When a woman sneaks away to visit her dying grandmother across the country, she returns into the clutches of her troubled brother.

DirectorPhilippe Gagnon
WriterValerie West
ProducersJosée Mauffette·Stephen Greenberg

Where to watch

Amazon Prime VideoAmazon Prime VideoAmazon Prime Video with AdsAmazon Prime Video with Ads
Availability shown for United Kingdom · rights vary by country

Cast · Directed by Philippe Gagnon

KMKellie Martin
Kellie Martin
Nina St. Clair
AMAdam MacDonald
Adam MacDonald
Drew Brampton
DNDylan Neal
Dylan Neal
Stuart St. Clair
CP
Camille Pennel
April St-Clair
JT
Jesse Thibodeau
Brandon
ZTZara Taylor
Zara Taylor
Isabelle
MFMarianne Farley
Marianne Farley
Karen Reynolds
FVFrance Viens
France Viens
Dr. Miriam Jordan
SSSarah Smyth
Sarah Smyth
Amy Palmieri
CPConrad Pla
Conrad Pla
George Friezen
NH
Nancy Helms
Freida Brampton
LT
Lita Tresierra
Mary Cummins

More from Kellie Martin · Lead actress

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ER
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See all fromKellie Martin

More from Adam MacDonald · Co-star actor

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More from Philippe Gagnon · Director

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Nos étés
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2005 · 7.0
Exposed
Exposed
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Terror Train
Terror Train
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Radio Silence
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Girls' Night Out
Girls' Night Out
2017 · 4.9
Do No Harm
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See all fromPhilippe Gagnon

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Lethal Obsession — streaming FAQ

Which OTT platform streams Lethal Obsession?

Lethal Obsession is streaming on Amazon Prime Video in United Kingdom, and available to rent or buy on Amazon Video. It's not currently on Netflix.

Is Lethal Obsession on Netflix?

No, Lethal Obsession is not on Netflix in United Kingdom as of September 2026. It's currently on Amazon Prime Video.

Is Lethal Obsession on Amazon Prime Video?

Yes — Lethal Obsession is included with an Amazon Prime Video subscription in United Kingdom as of September 2026.

Where can I watch Lethal Obsession for free?

Lethal Obsession is available on Amazon Prime Video in United Kingdom, but you'll need an active subscription — there's no free option right now.