Primitive Love (1964)
L'Amore Primitivo (Aka: Primitive Love, U.S.) is a 1964 Italian comedy film that starred Jayne Mansfield, Mickey Hargitay, Franco Franchi, Ciccio Ingrassia, and Carlo Kechler. The film attempts to combine a typical Mansfield sex comedy with the mondo film genre by including footage of various native customs and rituals from around the world.
More at Wikipedia.