1951, Mexico City. After synthesizing the main component of the contraceptive pill, young scientist Luis Miramontes deals with the religious and personal consequences of his groundbreaking invention.
Luis Miramontes
Father Alfonso
Lilia Vidal
Carl Djerassi
George Rosenkranz
Lucho
Lily
Pedro
Patricia
Mrs. Demetria
Woman 1
Newspaper Boy
Poor Woman
Piano Player
Bus Driver
Parishioner
Poor man
