His real name was Yang Sze, he started martial arts at like the age of ten, and then competitive body building, he was Mr. Hong Kong for 10 years straight, he met Bruce Lee while filming cigarette commercials Bruce invited him to play a part in a movie he was making called Enter the Dragon, Bolo was his bad guy character, and became his name after that. He was in a crap load of movies since 1970, but his biggest was 1988 Blood Sport, he's 67 years old now and still looks pretty good, not big but not all crippled up either.