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Bad Sister
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You can watch Bad Sister (2015) for free on Plex.
As a top student at St. Adeline's Catholic Boarding School, Zoe senses that something is not quite right about the school's new nun-- a sense proven to be true when it is revealed the "good' nun is an imposter with a fatal attraction to Zoe's brother.
Trailer
Director
Doug Campbell
Cast
Alyshia Ochse, Devon Werkheiser, Ryan Whitney, Helen Eigenberg, Robert Leeshock, Lise Simms, Sloane Avery, Hugh Holub, Josh Plasse, Jordan Diambrini
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Bad Sister
You can watch Bad Sister (2015) for free on Plex.
Director
Doug Campbell
Cast
Alyshia Ochse, Devon Werkheiser, Ryan Whitney, Helen Eigenberg, Robert Leeshock, Lise Simms, Sloane Avery, Hugh Holub, Josh Plasse, Jordan Diambrini
5 options ranked by value · 🇺🇸 United States
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Watch Bad Sister for free on Plex. Watch Bad Sister for free on Plex Channel. Watch Bad Sister for free on Fawesome. Watch Bad Sister for free on JustWatch TV. Bad Sister is streaming on IndiePix Unlimited Amazon Channel. Availability last verified April 7, 2026.