Jacky Cai Jie (simplified Chinese: 蔡洁; traditional Chinese: 蔡潔) is a Chinese actress who was born on January 2, 1989 in Guangdong. She studied at the Royal Institute of Technology in Melbourne, Australia. She made her Hong Kong feature film acting debut in 2014 in Aberdeen (香港仔), following up with roles in Operation Red Sea (红海行动) in 2018 and Line Walker 2: Invisible Spy (使徒行者2：諜影行動) in 2019.