Hard to pick, but mine is They Live: Followed closely by Idiocracy: Here's a list of the 'top 50' to jog your memory. There are some good ones that aren't on here: https://www.theringer.com/movies/2021/1/25/22244344/cult-movies-ranking-top-50
Fire. I got beat up by the twins' girlfriend when I brought my BMX to bike-dance at prom. My favorite song from the 80's.
List in link invalidated by #33 Big Trouble In Little China I'll throw out Bob & Doug McKenzie in Strange Brew
Nope. Quite the contrary. Having is listed at ONLY #33 is a travesty. Is easily a top 10 cult classic. Even only on the basis of John Carpenter's soundtrack.
If you haven't seen Slap Shot, highly recommend. It may fly below the radar for a bunch of people because its kind of older. Hansen brothers are my role models. Army of Darkness is great silly fun. I could watch it all day. My father took me to see Repo Man at a little tiny theater in Greenway Plaza with like 10 rows of seats when I was 12-ish, so it holds a special place in my heart.
I don’t have a one cult favorite but I know Wander Franco’s cult favorite movie of all time is: wander franco’s favorite horror movie: