death_date death_place children birth_place name birth_date yearsactive article_title birth_name occupation
24 january 2002 mexico city , mexico mauricio walerstein -lrb- b. 1945 -rrb- mexico city , mexico gregorio walerstein 22 february 1913 1941-1989 gregorio walerstein
 gregorio walerstein weinstock film producer , screenwriter
gregorio walerstein

gregorio walerstein weinstock -lrb- 22 february 1913 -- 24 january 2002 -rrb- was a mexican film producer and screenwriter of jewish descent .
he produced 193 films between 1941 and 1989 .
his productions include `` ash wednesday '' -lrb- 1958 -rrb- , which was entered into the 8th berlin international film festival , and `` la valentina '' -lrb- 1966 -rrb- , his last collaboration with actress maría félix .
he also discovered actresses flor silvestre , ofelia montesco , and hilda aguirre .
