I was reading the IMDb page for Pokemon: Mewtwo Strikes Back and one of the bits of trivia states that "The Japanese version has an entirely different story".
quatermass
valley-of-the-dolls
yes-prime-minister
realism
hustle
seaquest
mary-poppins
eraserhead
synecdoche-new-york
a-single-man
noir
luis-bunuel
from-paris-with-love
seven-psychopaths
blackmail
the-spy-who-shagged-me
its-always-sunny-in-philadelphia
second-string
the-thirteenth-floor
on-stranger-tides
wolf-hall
coco
sooryavansham
indiana-jones
childs-play
dawn-of-the-dead-2004
batman-beyond-return-of-the-joker
borat-subsequent-moviefilm
hannibal
the-conjuring-devil-made-me-do-it