Factual error: In the scene of the battle on top of the mountain it looks like the Germans have American M116 (75mm) howitzers as part of their weaponry, only visible for a short while.
The Devil's Brigade (1968)
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Directed by: Andrew V. McLaglen
Starring: William Holden, Cliff Robertson, Andrew Prine, Vince Edwards
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More mistakes in The Devil's Brigade
Maj. Gen. Maxwell Hunter: Faith moves mountains. It doesn't take them.