La sfida dei MacKenna
- Godina: 1970
- Zemlja: Spain, Italy
- Žanr: Western
- Studio: Filmar Compagnia Cinematografica, Atlántida Films
- Ključna riječ: drifter, spaghetti western, family dispute
- Direktor: León Klimovsky
- Uloge: Robert Woods, John Ireland, Annabella Incontrera, Daniela Giordano, Roberto Camardiel, Mariano Vidal Molina