Time-travel cinema
A gentle hint +
Recall a film where moving through time affects the story. Space travel by itself is not enough.
A stronger nudge +
Try a comedy whose heroes are television actors mistaken for real space adventurers.
Reveal verified answers ↘
Galaxy Quest 100 pts · Krillion gem
Another accepted example: Avengers: Endgame · 10 points.
The film’s Omega 13 device can reverse thirteen seconds of events, which supplies the time-travel connection. The interesting move is to check the plot, not the genre label. A comedy can satisfy a time-travel category just as well as a serious science-fiction film.
Two checked examples, not the complete accepted-answer list. Scores belong to this dated official dive.