Ek Thi Marium (Urdu: ایک تھی مریم transl. Once there was a Marium) is a 2016 Pakistani biographical television film based on the life of Pakistani female fighter pilot Marium Mukhtiar. Produced by Nina Kashif, it is directed by Sarmad Sultan Khoosat and written by Umera Ahmad. It features Sanam Baloch in the title role of Marium Mukhtiar, while Hina Khawaja Bayat and Behroze Sabzwari the played roles of Marium's parents. It was premiered on Defence Day 2016 on Urdu 1. Upon release, the film as well as Baloch's performance received critical acclaim. On 21 October 2016, the film was released in Cinepax nationwide.