The Hobbit: An Unexpected Journey The Hobbit: The Battle of the Five Armies The Lord of the Rings: The Fellowship of the Ring The Lord of the Rings: The Two Towers The Lord of the Rings: The Return of the King (mentioned in original, deleted scenes only)
Saruman also known as Saruman the white, is the main antagonist of the Lord of the rings books and the tertiary antagonist of it's movie adaptions. For example, he is the secondary antagonist of The Fellowship of the Ring, the main antagonist of The Two Towers, before finally meeting his end as a supporting antagonist in The Return of the King. He played a minor role in the hobbit movies. He was the leader of the White council. A powerful order of the good guys but he was ensnared by Sauron and followed him.