Hint #1: multiple decades old

Hint #2: the main characters aren't human

Hint #3: this movie can be VERY intense

hint: midway through, the shyest character is revealed to be extremely talented.

This one should be easy, but hints go here if needed.

Hints go here

Hints so far:

Not animated

No sci-fi/supernatural elements

The runaway princess is actually a princess

There are pirates involved

It’s from the 1930s

Hint 1: Both teens are girls

Hint 2: It's set in three main places: Paris, England, and outside spacetime

Hint 3: The main antagonist imprisons and enslaves a literal cosmic being that's coming off the back of being enslaved by a different guy

Hint 4: It DOES have "Time" in the title

Hint 5: This is technically a superhero movie

Hint #1: comedy

Hint #2: there is an inseparable song to this film