Gian Paolo Callegari (1909–1982) was an Italian screenwriter and film director.^[1] He worked on several American films shot in Italy. This included Roberto Rossellini's 1950 film Stromboli.^[2]

• The Thrill of the Skies (1940)
• Honeymoon (1941)
• Il fanciullo del West (1943)
• Dagli Appennini alle Ande (1943)
• Resurrection (1944)
• Macario Against Zagomar (1944)
• Ring Around the Clock (1950)
• The Fighting Men (1950)
• Stromboli (1950)
• They Were Three Hundred (1952)
• The Treasure of Bengal (1953)
• The Warrior and the Slave Girl (1958)
• Head of a Tyrant (1959)
• Minotaur, the Wild Beast of Crete (1960)
• Gladiator of Rome (1962)
• The 300 Spartans (1962)
• Pontius Pilate (film) (1962)
• Goliath and the Rebel Slave (1963)
• The Beast of Babylon Against the Son of Hercules (1963)
• The Avenger of Venice (1964)
• Revolt of the Praetorians (1964)
• Messalina vs. the Son of Hercules (1964)
• Password: Kill Agent Gordon (1966)
• Agente Sigma 3 - Missione Goldwalther (1967)
• The Long, the Short, the Cat (1967)
• Come rubammo la bomba atomica (1967)

• Roy Kinnard & Tony Crnkovich. Italian Sword and Sandal Films, 1908–1990. McFarland, 2017.
• Santas, Constantine & Wilson, James M. The Essential Films of Ingrid Bergman. Rowman & Littlefield, 2018.

• Gian Paolo Callegari at IMDb