Relentless Skuespillere og folkene bag
Monte MarkhamPaul Vickers John HillermanMajor Leo Hargit Marianna HillAnnie Lansford Antony PonziniJack Hanratty Ted MarklandLt. Dan Barraclough David PendletonDuane Terry Danny ZapienJasper Simalee Dick ArmstrongReporter (uncredited) Linda HenryBank Teller (uncredited) Sy KasoffAssocieret producer Albert HeschongArt Direction Warren WelchSet Decoration Chad HarwoodWardrobe Designer Richard BrackenFilmklipper John CacavasKomponist af original musik 
