The first poster of “Alta Banu”, the directorial debut of reputed small screen director Arun Chowdhury, was launched in a ceremony at Channel i premises on Thursday. The film, which has been produced by Impress Telefilm, is based on a story by Faridur Reza Sagar and casts Zakia Bari Mamo, Anisur Rahman Milon and Farzana Rikta in the central roles, along with a formidable support cast of