THERE’S A PARTY EVERY DAY, A MOVIE EVERY NIGHT, AND ALL THE JUNK FOOD YOU CAN EAT. WHAT MORE CAN A KID WANT… EXCEPT TO GET OUT.
In the future, a health nut and his tag-along girlfriend become trapped in a drive-in theater that has become a concentration camp for outcast youths.
https://www.justwatch.com/us/movie/dead-end-drive-in Just choose your country and this should show streaming services which have the movie available. Here in Australia it’s on AMC+, while USA has a couple of options.