Biography:

Mario Caiano (February 13, 1933-September 20, 2015) was an Italian film director, screenwriter and second unit director. Born in Rome, he directed nearly 50 films since 1961 and 27 films and TV scripts since 1954. Caiano directed and wrote the script to the 1965 horror film starring Barbara Steele, Nightmare Castle (Amanti d'oltretomba) and for the 1972 horror film Eye in the Labyrinth. Description above from the Wikipedia article Mario Caiano, licensed under CC-BY-SA, full list of contributors on Wikipedia.