Michael Anthony Williams (born June 16, 1962) is an American actor and former professional boxer who competed from 1984 to 2000.
In the 1990 film Rocky V, he played the role of boxer Union Cane.
In 1987, he stepped up and lost a split decision to the former champion Tim Witherspoon.
Williams portrayed the fictional heavyweight champion of the world Union Cane in Rocky V. In the movie, he was soundly defeated in one round by Tommy Gunn.
[2] Williams also played background characters in various other films, such as A Soldier's Story, Full Metal Jacket, Another 48 Hrs., Ali, Losing Isaiah, Soldier Boyz, The Boys Club, The Replacements, A Sense of Entitlement and The Brave One.