Good Boy is a 2025 American supernatural horror film directed by Ben Leonberg, who co-wrote it with Alex Cannon. It stars Leonberg's dog Indy alongside Shane Jensen, Arielle Friedman, and Larry Fessenden. The film follows Indy as he attempts to rescue his owner, a young man with a chronic lung disease, who is engulfed by a supernatural presence lurking in his late grandfather's rural home.