PK is a 2014 Indian satirical dramedy film directed by Rajkumar Hirani, produced by Hirani and Vidhu Vinod Chopra, and written by Hirani and Abhijat Joshi. The film stars Aamir Khan and Anushka Sharma in lead roles, withSushant Singh Rajput, Boman Irani, Saurabh Shukla, and Sanjay Dutt in supporting roles. It tells the story of an alien who comes to Earth on a research mission. He befriends a television journalist and questions religious dogmas and superstitions.
The film has emerged as the highest-grossing Indian film of all time, and ranks as the 65th highest grossing film of 2014 worldwide. Indian trade websites have reported that PK was the first Indian film to earn US$100 million (Rs 630 crore) worldwide.