When most from the US call a movie foreign, it means not from NA and usually one with subtitles due to non-English language spoken in the film.
Most recent one of this type and fits the tagline that I’ve seen would be Pan’s Labyrinth.
A fantastic film. Seems like a pretty dark movie for such an innocent tagline.
Yeah it was great. It does seem a bit dark for the tagline but I can’t think of anything else.
To my knowledge, no GWCer is from this movie’s country of origin.
Your turn, Gryper. 
Wow… I was thinking it might be… ‘Cool World’
Wow, I really didn’t think that was right but it was my last best guess.
Earth’s last battle will be fought in space.
Isn’t Casilda from Spain?
Wing Commander? Starship Troopers? It can’t be Enemy Mine…
None of the above.
Titan A.E.?
I don’t believe so, but then again, neither is Pan’s Labyrinth. 
Santa Claus conquers the Martians…
Spain isn’t the only country where Spanish is the main language. 
Nope.
Hahahaha…um…no.
Actually it is partially…it’s a product of both Spain and Mexico.
I know this one! I just saw it on IW this weekend.
Silent Running
Omg. I think I’ve only seen that once close to when it aired on TV. Never would have guessed if that’s it.
You are correct!
She gets kidnapped. He gets killed. But it all ends up okay.
the wicker man? Next? Babylon AD?
Wait a frakkin moment… I think I got it… THE PRINCESS BRIDE!