Dui Purush (English: Two Generations) is a 1945 Bengali language epic family drama film directed by Subodh Mitra. Produced by New Theatres and adapted from Tarashankar Bandyopadhyay's novel and popular stage play, with a screenplay by Binoy Chatterjee. The editing was done by Mitra, who was popularly known as Kachi Babu, and cited as one of the best editors in the film industry. The music director was Pankaj Mullick with lyrics by Sailen Roy. The cinematographers were Sudhin Majumdar and Yusuf Mulji. The cast included Chhabi Biswas, Chandrabati Devi, Sunanda Banerjee, Ahindra Choudhury, Tulsi Chakraborty, Jahar Ganguly, and Naresh Mitra.The film won the National Film Award for Best Film. The film also won awards for Best Music for Pankaj Mullick, and Best Actress Award for Chandravati at the Bengal Film Journalists' Association – Best Actress Award. It won five more awards at the 9th Annual BFJA Awards.Dui Purush involves three generations, and has the traditional theme of a poor social worker pitted against a rich Zamindar (Landowner).