Cousin Sarah
Crystal, a teenage girl residing in Northern California with her mother Linda, gets an unannounced visit from her cousin Sarah, who becomes their houseguest for the summer and soon after unleashes her dark secret on Crystal, turning her life and the lives of others into a living hell.
Below are the streaming services currently carrying the movie “Cousin Sarah” in the United States, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in the United States can differ from other countries.
Where to watch Cousin Sarah in United States
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Not currently available on the supported providers in United States.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 23 Sept 2026.