Mumbai: Actress Priyanka Chopra, who will be seen playing Olympic medal-winning boxer Mary Kom in a biopic, says the sports drama is the `hardest` film of her career.
The film has been directed by Omung Kumar and produced by Sanjay Leela Bhansali on a story and screenplay written by Saiwyn Quadras.
The 31-year-old actress also revealed that the first look of the film will be come out soon.
"Coming soon... The first look of the hardest film of my life. Two years of determination taught by the guru herself. Mary Kom #Fight Like A Girl," Priyanka posted on Twitter.