All weapons used for this film's shooting (AK-47, mortars, etc) were real weapons which were used by Mukti Bahini (freedom fighters) in the War of Bangladesh's Liberation.
Khosru, along with some other cast members, were real-life freedom fighters of the Liberation War of Bangladesh in 1971, and their characters appeared with their real names in the film.
The first war film based on the Liberation War of Bangladesh after her independence.
Chashi Nazrul Islam's first war film.