Son of Kam Fong, the actor who portrayed the original Chin Ho Kelly on the original 1968 version of Hawaii Five-O (1968), a role now portrayed by Daniel Dae Kim on the 2010 version of Hawaii Five-0 (2010). Kam Fong's given name at birth was Kam Tong Chun, which is why Dennis Chun's last name is Chun, and not Fong.