Operation Sundarbans or Operation Sundarban is a Bangladeshi wildlife action thriller movie. The film is co-written and directed by Dipankar Sengupta Dipon. The film is produced by RAB Welfare Cooperative Society Ltd. Nazim-ud-Doula and Dipon have written the screenplay. The plot is loosely based on real operations of RAB during surrender of robbers of Sundarbans as well as the struggle of Sundarbans' natives. imdb.com