Jean-Claude Van Damme turned down this movie to do Double Impact (1991) instead. The bloody footprints seen on the canvas at the end was from the Property Assistant/Intern Mark Kern, whose large feet (size 14) were painted with fake blood repeatedly so he could stomp around leaving the marks. Tong Po (Michel Qissi) hurt himself throwing Gene LaBell out of the ring causing the local fire department to roll to the set, even though Michel was fine within an hour without the medical attention. ...[Read Story ]