i. Some movies on sports and biography of players have been released in various languages in the recent times.
ii. For e.g. 'Mary Kom' is a movie based on the life of Mary Kom, the first Indian female boxer. 'Dangal' is a movie based on the life story of the Phogat sisters, who were the first Indian female wrestlers to win gold medals at various International competitions.
iii. The process of making a movie involves deep study of the particular period to be depicted, the language, dressing style, social life, etc. of that period.
iv. Students of history, who are well-trained to do research of this kind, help in making movies.