- Country: Mexico
- Genres: Drama, Romance, War
- Release: 1950-11-23
- Director: Emilio Fernández
- Writers: Emilio Fernández , Mauricio Magdaleno
- Language: Spanish
- Stars: Columba Domínguez , Roberto Cañedo , Fernando Fernández , Rosaura Revueltas , Eduardo Arozamena , Julio Villarreal , Arturo Soto Rangel , José Torvay , Jaime Fernández , Agustín Fernández
- Runtime: 95 min
- Awards: 1 nomination
- AKA: En dan življenja (Slovenia) , Jedan dan života (Croatia) , One Day of Life , En dan življenja , Um Dia de Vida (Portugal, Portuguese Republic) , Jedan dan života , Один день жизни , Jedan dan zivota , Un día de vida (Mexico) , Un día de vida , One Day of Life (United Kingdom) , One Day of Life (United States of America) , Um Dia de Vida (Brazil)
- Plot: A story about two men caught in the Mexican revolution: close friends before, but now on the opposite sides. One of them is military officer, while the other one expects capital punishment. The prisoner's mother comes to visit his son, unaware that his former best friend is now his enemy.
- IMDB:tt0042396
One Day of Life Cast · · · ALL
Emilio Fernández
Director
Columba Domínguez
Belén Martí
Roberto Cañedo
Colonel Lucio Reyes
Fernando Fernández
General Felipe Gómez
Rosaura Revueltas
Mamá Juanita
Eduardo Arozamena
Pomposo
Julio Villarreal
Manuel Ignacio Landa y Márquez del Toro Bravo
Arturo Soto Rangel
José Torvay
Don Manuel, maestro de escuela
Agustín Fernández
Salvador Quiroz