ISLAMABAD- Bollywood actor Om Puri, is set to play the role of former Pakistani Army Chief Gen. Ashfaq Parvez Kayani in a biopic on teenage rights activist Mala Yousafzai."I am playing Kayani in a biopic about Malala Yousafzai. I was impressed with his reaction to the incident," Puri, who was in Pakistan recently, said in an interview to Newsweek Pakistan. Puri said Gen. Kayani contributed a lot towards Malala, who is the youngest person in the world to be nominated for Nobel Peace Prize. "It is an ambitious project by a young filmmaker who thinks very clearly and knows what kind of films he wants to make. Malala may also make a guest appearance in the film," Puri said.