Samson and Gideon (1966)
This 1966 classic tells the story of two Old Testament leaders from the Book of Judges.  Ivo Garrani stars as Gideon, the reluctant leader who defended the Israelites against the Midianites.  Anton Geesink stars as Samson, the Nazirite who was empowered by God to do great things until he compromised his own values and disobeyed God.  Also starring Fernando Rey and Rosalbo Neri.