Marc Sleen was born on December 30, 1922 in Gentbrugge, Belgium as Marcel Neels. He was an actor and director, known for Safari met Marc Sleen (1968), De opkopers (1977) and Humoresk (1961). He was married to Catherine and Magdalena Paelinck. He died on November 6, 2016 in Hoeilaart, Flanders, Belgium.