Upon his return to Tunisia, Ben Ammar was hired by the Tunisian Company for Cinematic Production and Expansion and began shooting short films and assisting Tunisian and foreign directors. In 1970, he released his first feature film, A Simple Story, then founded the film studio Latif Productions alongside Abdellatif Layouni.[2] He also founded a post-production company, Ben Duran.
Ben Ammar died in Tunis on 6 February 2023, at the age of 79.[3]