American director Phil Blattenberger gets props here for stretching his budget clingfilm-thin to mount a respectable revival of a bygone genre: the you’ve-only-gone-and-blown-the-bloody-doors-off wartime 1960/70s action-adventure. Well, to be precise, the post-wartime action-adventure, with some sweeping pampas vistas and strategically deployed name casting – including a fleeting glimpse of old warhorse Michael Ironside – pepping up a South American Nazi hunt. “They say the man who seeks revenge should dig two graves,” is the advice proffered to one-time allied sniper Will Spalding (Jacob Keohane). He is in Argentina to atone for failing to protect his B17 crewmates when they are...