I'm having a go at correcting and/or fleshing out some of the captions and descriptions on Criticalpast.com.
This is clearly a feature film, but it doesn't immediately spring to mind. The tanks aren't FTs but M1917s, so I expect it's an American production. Sorry if it's an old favourite, but I can't place it.
"Sometimes things that are not true are included in Wikipedia. While at first glance that may appear like a very great problem for Wikipedia, in reality is it not. In fact, it's a good thing." - Wikipedia.