Joshua Marston is an American filmmaker and screenwriter, best known for his work in independent cinema. He gained significant recognition for his debut feature film, Maria Full of Grace, which was released in 2004. The film tells the story of a young Colombian woman who becomes a drug mule, and it received critical acclaim, earning an Academy Award nomination for Best Actress. Marston has continued to create impactful films, including The Forgiveness of Blood and Complete Unknown. His work often explores complex themes and character-driven narratives, showcasing his talent for storytelling and his ability to engage audiences with thought-provoking content.