Jean-François Martial was born on September 12, 1891 in Walcourt, Wallonia, Belgium as Martial Joseph Ghislain Fosseprez. He was an actor and writer, known for Le secret du cargo (1929), Die Vampire (1915) and Le reflet de Claude Mercoeur (1923). He died on October 18, 1977 in Nice, Alpes-Maritimes, France.