If you loved Good Morning, Vietnam, try Diner
A bridge between a film you've already seen and one most people haven't. Diner has roughly 9.9× fewer votes than Good Morning, Vietnam — it's a deeper cut, not a mainstream recommendation. Here's what they share, and what the second one does that the first one doesn't.
What they share
Both films are directed by Barry Levinson, and they both carry the bittersweet mood tag, and they sit in Comedy / Drama territory. If that's the register that drew you to Good Morning, Vietnam, the second film will land in a comparable space — through a different lens.
bittersweet
What Diner is
It seems adulthood is optional for some. Five young men frequent a diner in 1959. The diner is eventually left behind as responsibilities catch up.

