Oliver McCall is an American former professional boxer who competed from 1985 to 2019. A veteran of the sport for over three decades, he is best known for winning the WBC heavyweight title in 1994 by scoring an upset knockout victory over Lennox Lewis. The next year he defended the title against Larry Holmes before losing it to Frank Bruno. McCall is known for an in-ring mental breakdown during his 1997 rematch with Lewis. McCall's son, Elijah, is also a heavyweight professional boxer. McCall is known for never being knocked down in his 74-bout professional career and possessed one of the most durable chins of his time.

Lennox Claudius Lewis is a boxing commentator and former professional boxer who competed from 1989 to 2003. He is a three-time world heavyweight champion, a two-time lineal champion, and the last heavyweight to hold the undisputed championship. Holding dual British and Canadian citizenship, Lewis represented Canada as an amateur at the 1984 and 1988 Olympics; in the latter, he won a gold medal in the super-heavyweight division.