Mark Gregory was born Marco De Gregorio in Rome. After appearing in a number of Italian exploitation films, such as the Thunder trilogy and Castellari's Bronx films, he disappeared from the big screen. In 2013 he committed suicide.
Afghanistan: The Last War Bus (1989)
Thunder III (1988)
Ten Zan - Ultimate Mission (1988)
Just A Damned Soldier (1988)
Delta Force Commando (1987)
Thunder II (1987)
Thunder (1983)
Escape from the Bronx (1983)
Adam and Eve (1983)
1990: The Bronx Warriors (1982)