Luis el Roto is a laborer who, due to a lack of money, cannot marry his girlfriend Rosa; they live in a poor alleyway with their respective mothers. Luis is loved by the prostitute Carlota, and for this reason he despises the pimp Rodolfo, who beats Luis in the public restrooms. Tragedy looms over Luis.

• Art-Mex
• Esther Fernández
• Roberto Cañedo
• Katy Jurado
• Rodolfo Acosta
• Mimí Derba
• Emma Roldán
• José Mendiola
• Ismael Pérez 'Poncianito'