Have any of you read any of the Casca books? Make a great movie franchise?

Book series:

Casca 1: The Eternal Mercenary (1979): During the Vietnam War, Dr. Julius Goldman discovers that Casey Romain is actually Casca Longinus, a 2000-year-old Roman soldier cursed with immortality by Jesus Christ.
Casca 2: God of Death (1979): In Mexico during the 3rd century AD, Casca is declared a god by the Teotec Indians, and defends them from an attack by the Olmecs.
Casca 3: The War Lord (1980): Casca travels to 3rd century Byzantium and China, where he is buried alive by a jealous empress.
Casca 4: Panzer Soldier (1980): Casca fights for the Germans at the Battle of Kursk, and later meets Hitler.
Casca 5: The Barbarian(1981): Casca deserts the Roman Legion in the 2nd century AD, and becomes a member of a Germanic tribe.
Casca 6: The Persian (1982): Casca becomes a commander in the army of Persian king Shapur II, but is burned at the stake when he is branded a heretic.
Casca 7: The Damned (1982): Casca returns to the Roman Empire in time to see Rome fall to the Visigoths, then joins the fight against Atilla the Hun at the Battle of the Catalunian Plains in 451.
Casca 8: Soldier of Fortune (1983): Casca serves as a mercenary based in 1976 Cambodia.
Casca 9: The Sentinel (1983): After sleeping in an ice cave for more than 100 years, Casca travels to the Eastern Roman Empire to fight against the Vandals in AD 534.
Casca 10: The Conquistador (1984): Casca escapes from a 16th century Spanish prison and travels to the New World with Hernán Cortés.
Casca 11: The Legionnaire (1984): At the end of World War II, Casca is captured by the French and drafted into the French Foreign Legion. He is eventually sent to French Indochina, where he fights in the Battle of Dien Bien Phu.
Casca 12: African Mercenary (1984): In 1977, Casca is sent on a mission to kill an African dictator, but is betrayed by his allies.
Casca 13: The Assassin (1985): In the 11th century, Casca is captured by Arab slave traders, and is inducted into the secret sect of the Hashshashin.
Casca 14: The Phoenix (1985): Casca, on a mission to stop a Viet Cong assassination squad, is captured by the North Vietnamese. He escapes, but is badly wounded and taken to a US Army field hospital. This is a prequel to the first Casca novel.
Casca 15: The Pirate (1985): In 1718, Casca sails to the Caribbean to escape arrest. There he becomes involved with pirates, including the infamous Blackbeard.
Casca 16: Desert Mercenary (1986): Casca and his friend Gus work as mercenaries during the Algerian War.
Casca 17: The Warrior (1987): In the late 1860s, Casca sails the South Pacific, where he saves a small island village from a local warlord.
Casca 18: The Cursed (1987): Casca joins the British Army in 1899, but deserts to the Chinese side and joins the Boxer Rebellion.
Casca 19: The Samurai (1988): Casca is rescued off the coast of Japan in 1184, and later fights in the Battle of Dan-no-ura.
Casca 20: Soldier of Gideon (1988): Casca joins the Israeli Army and fights in the Golan Heights during the Yom Kippur War.
Casca 21: The Trench Soldier (1989): Casca fights with the British Army during the early days of World War I.
Casca 22: The Mongol (1990): Casca is rescued by a young Mongol warrior named Temujin. Casca teaches the young man the art of war, which allows him to conquer and unite the local tribes into a mighty army. Now calling himself Genghis Khan, Temujin sets his sights on the West.