After his lead role in Rocky, Sylvester, 70, went on to have a long and successful acting career appearing in 1993's Cliffhanger, The Expendables franchise and five more Rocky films. He most recently reprised his role as Rocky in the 2015 movie, Creed.
After Rocky, Burgess reprised his Mickey role in all of the film's sequels. He also appeared on the TV series Gloria, as well as in movies Grumpy Old Men and Grumpier Old Men. He sadly died after battling Alzheimer's disease in 1997. He was 97-years-old.