If you loved The Four Musketeers, try The Three Musketeers
A bridge between a film you've already seen and one most people haven't. 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 Richard Lester, and they both carry the playful mood tag, and they sit in Action / Adventure territory. If that's the register that drew you to The Four Musketeers, the second film will land in a comparable space — through a different lens.
playful
What The Three Musketeers is
It seems someone needs a hobby in 17th century France. D'Artagnan joins forces with three musketeers. Sword fights ensue predictably.

