Maybe the most representative Mexican film at sixties Los Caifanes show us the Odyssey of a group of four humble Mechanical Workers and an aristocratic couple who became in their accomplice in spite of their differences, removed from a prototype of hippies the Caifanes represent a kind of urban gang who used to visit the Mexican Capital on weekends just with the purpose of feel their highest freedom. With collaboration of Mexican intellectuals Carlos Fuentes and Carlos Monsivais(as a drunk Santa Claus) Los Caifanes Joins not only in the film two opposite worlds but in their casting too, the rich ones Enrique Alvarez Felix and Julissa ,belonged to an Entertainment show business, son and daughter of two divas of the Mexican movies in the forties(Maria Felix and Rita Macedo respectively) and the other side the four Caifanes, Sergio Jimenez,Eduardo Lopes Rojas,Ernesto Gomez Cruz and Oscar Chavez all of them of the unknown university theatrical extraction same as their young director Juan Ibañez who gets of them one of the most convincing performance of a young casting in Mexican films. without being a great success los Caifanes gave a breathe to Mexican films which look new ways in that time full of rock stars singers and for the already weary rancher comedies.