"Sarbjit", a film which brings forward a sister39s fight towards getting justice for her brother convicted of terrorism and sentenced to death in Pakistan, will be screened at the ongoing Cannes Film Festival.Directed by Omung Kumar, "Sarbjit" is based on the life of Indian farmer Sarabjit Singh, who strayed into Pakistan, was convicted of terrorism and spying in Pakistan and sentenced to death. He died following a brutal attack by fellow prisoners in a jail.Actress Aishwarya Rai Bachchan will be seen playing Dalbir Kaur, Sarabjit39s sister, who suffered many difficulties in trying to get her brother released. Randeep Hooda will be seen in the title role.The film will be screened on Saturday. A press conference with Aishwarya will also be held on Sunday, read a statement. The actress, who is the brand ambassador of L'Oral Paris, will represent the cosmetic giant at Cannes. The Cannes Film Festival commenced on Thursday and will go on till May 22.Aishwarya, who left for the French Riviera on Thursday night, will walk the red carpet on Friday and Saturday. She will this year be completing 15 years of going to the Cannes Film Festival. Earlier at a press conference, the mother of one had expressed that Cannes is the best platform for showcasing the biopic."Sarbjit" is slated to release on May 20 worldwide, but will make it to the UAE on May 19. The film also stars Darshan Kumaar in a supporting role.