Who participated in the match featuring Jeff Smith as an undercard?
Jeff Smith (martial arts) Jeff Smith is an American martial arts instructor, best known as the former seven-time PKA World Light Heavy Weight Karate Champion. One of his title defense matches was on the undercard for the Ali vs. Frazier "Thrilla in Manila."
Buck Smith Buck Smith (born July 22, 1965) is an American professional boxer in the cruiserweight division. Although Smith has never been considered more than a journeyman fighter, he is one of boxing's all-time knockout kings with 120 KO's.