亚历山德罗·卡萨，Alessandro Calza (born in Genova, Italy on December 23, 1970) is an Italian film actor, screenwriter, graphic designer, photographer and model. He is also known by pseudonym "A Hunter" particularly for his work in photography and graphic design. He is best known for writing and playing the lead role of Andrea in Yen Tan's 2008 gay-themed film Ciao. He is openly gay. His graphic design work includes works for Nokia, KLM, Bausch & Lomb, Motorola, Lion's Gate Films.