Luna was born in Toluca and raised in Mexico City. His mother, Fiona Alexander, was a British costume designer, who worked in the film industry and made sure that it was a life in which he would be immersed; Fiona was of Scottish and English descent. She died in a car accident when Luna was two years old. His father, Alejandro Luna, is an acclaimed theatre, film and opera set designer, who reinforced the importance of theatre and the arts in his life. Alejandro would bring Diego to the sets and mentor him in different aspects of art, cultivating a desire to become an actor and uphold the family tradition.\n', '
After starring in many telenovelas, Luna and Gael Garcia Bernal own Canana Films, which jointly produce a number of television documentaries about the unsolved murders of three hundred women in the border city of Ciudad Juárez, along with Golden Phoenix Productions (owned by Tom Golden). In 2012, Luna directed his first English-language biopic film Cesar Chávez, about the eponymous labor and founder of the United Farm Workers. On 20 March 2015, he joined the cast for Ana Lily Amirpour\'s film The Bad Batch. Luna became a member of the jury for the Un Certain Regard section of the Cannes Film Festival. In 2016 he starred in Rogue One: A Star Wars Story as Cassian Andor. The film was directed by Gareth Edwards and was the first Star Wars Anthology film of the Star Wars Anthology series. Luna was named Surgeons of Hope\'s first Heart Ambassador in 2018 fighting to bring accessible heart surgeries to children in Latin America.\n', '
Luna married Camila Sodi on 5 February 2008. They were divorced in March 2013. They have two children, Jerónimo (born 12 August 2008) and Fiona (born 1 July 2010) named after Luna\'s mother. He and García Bernal co-founded Ambulante A.C., an organization and film festival working to bring documentary films to some recommended places. The organization was awarded the prestigious Washington Office on Latin America Human Rights Award in 2011. In January 2015, Luna appeared on the Board of Directors and narrated a video about the barriers of children migrating from their home country and seeking refuge in the United States.\n', '