Sven Ruygrok
Eric Ducharme
Acting
D. David Morin
Ash Resnick
Acting
Sonny Liston
Self (archive footage)
Acting
Mike Tyson
Self
Acting
Jerry Izenberg
Self
Acting
Floyd Patterson
Self (archive footage)
Acting
Gene Kilroy
Self
Acting
Muhammad Ali
Self (archive footage)
Acting
Chuck Wepner
Self (archive footage)
Acting