Hours of Light aka Light Hours (Spanish: Horas de luz)[1][2] is a 2004 Spanish romance and prison drama film directed by Manolo Matji [es] which stars Alberto San Juan and Emma Suárez.

Based on a real events, the plot tracks the romantic relationship established in 1991 between prison nurse María del Mar "Marimar" Villar and Juan José Garfia [es], imprisoned because of the cold-blood murder of three in 1987.

[6] The former Hospital Militar del Generalísimo in Calle de Isaac Peral (Madrid) stood in for indoor prison settings.

[5] Jonathan Holland of Variety considered that despite its commendable intentions, the film is "hampered by its script's inability to follow through the logic of its premise to the emotionally satisfying conclusion it merits".

[1] Casimiro Torreiro of El País considered the film to be both a discourse about remorse and a bet for social rehabilitation.