Oh that’s definitely a hard question. My answer might vary a lot depending on whether I’m in a spooky atmospheric mood, an adventurous mood, or a deep thoughtful mood. Right now, I think my answer is going to be Arrival (2016). It touches on the fun topic of intelligent life landing on earth and trying to communicate with us.
Was anybody else young enough to get endless entertainment out of those demo disks that held a dozen demos on them?