A surgeon transplants the heart of an ape into his ailing son with horrific results.

Cast:José Elías Moreno, Carlos López Moctezuma, Armando Silvestre, Norma Lazareno, Agustín Martínez Solares, Gerardo Zepeda,

Genre:Horror, Science Fiction,

country:Mexico,

Production:Cinematográfica Calderón S.A.,