The movie is a real life story based on Mahavir Singh Phogat who trained "dangal" to 6 girls, 4 of them were his very own while 2 were that of his brother. Interestingly, all of them won medals at some or the other level!
The first trailer for the film was released by Aamir himself on October 20th, 2016. It reached over 4.5 million views on YouTube in less than 15 hours, which is very surprising and unusual for an Indian film trailer.
Sakshi Tanwar took it as a prank when she got a call saying she was offered a part in the film,until she visited the maker's office and also met Aamir Khan,Sakshi Tanwar skipped her Bhutan holiday trip to be part of the film.
Film released on 23 December 2016 and was made tax-free in three Indian states (Uttar Pardesh, Haryana and Uttarakhand). to promote the campaign called Beti Bachao, Beti Padhao. The campaign is a social initiative that aims to reduce selective abortion of females, to protect girls, and to educate them.
Fatima Sana Sheikh worked as a child artist in many films before her debut as leading lady in Dangal. One film she was famous for was Chaachi 420 in 1998 where she appeared as Kamal Hassan and Tabu's daughter.