tv/ movies: Born April 3, 1958, He starred in this movie: Ghosts of Mississippi - 1996?

Questions

What is the equivalent RAF rank to Sub-lieutenant RN and Lieutenant in the army?

Which partnership was responsible for the musical Paint Your Wagon?

Which disease was known as the Kings Evil?

In which musical work is there a jester called Jack Point?

The Mariana Trench is the deepest point of the Pacific Ocean to what depth does it reach. Give answer in feet.?