Your Sister's Sister is a 2011 American romantic comedy-drama film written and directed by Lynn Shelton. It stars Emily Blunt, Rosemarie DeWitt, and Mark Duplass. It follows a grieving man who, after his brother's death, accepts his best friend's offer to spend a weekend at her family's isolated cabin, where he runs into her half-sister.
- Website
- http://www.ifcfilms.com/films/your-sisters-sister
