It’s a bit sad that director Mark Burman needed two other writers to turn out this perfunctorily handled heap of metal-fatigued tropes.

“Ambush” has the structure of an old-fashioned two-fisted combat picture, but with too little actual combat.

Smarter and more entertaining than one might expect from a small-scale, outwardly familiar story like this, “Ambush” feels like a throwback — mostly in a good way — to the ‘Namsploitation films that companies like Cannon churned out in the 1980s,

Unimpressive low-budget cliched Vietnam war film.