The Treasure of the Sierra Madre (1948 film)

It is a feature film about two financially desperate Americans, Fred C. Dobbs  and Bob Curtin, who in the 1920s join old-timer Howard in Mexico to prospect for gold.

References
1.  https://en.wikipedia.org/wiki/The_Treasure_of_the_Sierra_Madre_(film)
2. http://ciclos-decine.blogspot.com/2010/11/el-tesoro-de-sierra-madre.html

Ph.D. Natalia Petrovskaya