Mexican filmmakers Alfonso Cuaron and Emmanuel Lubezki have joined the call for the safe return of three film students, who have been missing since March 19.

In an open letter, sent to Jalisco‘s governor Jorge Aristoteles Sandoval, the Academy Award-winning director Cuaron, cinematographer Lubezki and other prominent figures of Mexican cinema demanded the government find Javier Salomon Aceves, Daniel Diaz, and Marcos Avalos alive and “take legal action against those involved in the kidnapping and sentence them according to the law.”