Bad Sister

At St Adeline's Catholic Boarding School a top student named Zoe becomes uneasy about the school's new nun. The day to day grind of rigorous classes, prayers, and strict rules hides a growing sense that something is off. Whispers and small oddities accumulate, and Zoe starts to question whether the arrival is simply awkward adjustment or something more dangerous. As clues surface, the atmosphere tightens and the corridors feel charged with veiled threats. Zoe enlists a few trusted peers to help her look past the polished surface of the rituals and routines. The mystery deepens without warning, turning a sheltered academic world into a place where trust is hard won and kept under watchful eyes for viewers.

Directed by Doug Campbell, Bad Sister is an original concept developed by Barbara Kymlicka and released as a television thriller in 2015. Shot with a tight budget and a focus on mood, it aims to deliver suspense within a compact running time.

Bad Sister did not attract major award nominations, and its reception centers on audience and critic notes about pacing and performances rather than trophy tallies, suggesting its appeal lies in mood and tension. The cast earns praise for conveying fear with restraint.

The film's limited footprint means few iconic lines or scenes persist in memes or discussions. It serves as a compact example of a TV movie that uses a familiar boarding school setting to build dread, relying on atmosphere, careful editing, and strong performances rather than blockbuster spectacle.

Viewers and critics describe the movie as brisk and tense, anchored by solid performances from the leads. It explores themes of trust and power within an institution, the vulnerability of youth, and how appearances can mask danger in a closed environment. Some viewers note the film's restraint and its willingness to let the setting carry the fear, rather than relying on loud shocks.