38 mins | March 1, 1985
38 mins | March 1, 1985
| Producers | Universidad Estatal a Distancia UNED |
| Original title | Una mancha de grasa |
| Directors | Sandra Fonseca, Hiram Cervantes, Víctor Vega, Ishtar Yasin Gutiérrez |
| Writers | Mario Cesar, Víctor Vega |
as Lito
as Niña Elena
as Padre Vincente
as Catalina
as Carlos
as Don Tadeo
as Mirta