Las Aventuras de Jack is a 1949 Argentine film of the classical era of Argentine cinema, directed and written by Carlos F. Borcosque based on the novel Jack by Alphonse Daudet. The music was composed by Alejandro Gutiérrez del Barrio. Set in the 19th century, its protagonist is a young man, son of a frivolous countess, who faces the rigors of a tragic life.