‘Rocky’ actor Sylvester Stallone has had five children. Learn about son Sage’s acting career and death, plus Stallone’s relationships with his other four kids.
To help tell the story, Stallone brought in his own 14-year-old son, Sage, to play the part of Robert "Rocky Jr." Balboa in the film. The young Stallone's time on the set clearly made a positive impression: After college, Sage continued working in the industry in small, low-key pr...