a great film for those who admire film maverick sam fuller . fuller and the director of cult and critical classic such a shock corridor and the naked kiss and appear in this film in his big role a a cigar chew nazi hunter who turn to hunt down vamp . this be one of the great late appearance of fuller and thus must be consider valuable for film history . and he have great line such a i be not a nazi hunter . i be a nazi killer . viva fuller .