Misc: Who experimented with the idea of contact lenses?

Questions

At the end of "Planet of the Apes" what protruded from the rocks?

Barbara Streisand was the female lead in "Hello, Dolly". Who was the male lead?

Charles Laughton played Quasimodo in this epic film.?

Darth Vader was the villan in the movie, "____ Wars".?

Film Title: An Officer and a(n) _________.?