I believe that improvisation is really just a directorial tool. It's a writing tool. It's not so much that the actors get to say whatever they want, whatever pops into their head. It's an opportunity to write the last draft of the screenplay as you're working on it.
Ivan ReitmanI've always been a fan of science fiction films, and I've never been able to put my particular spin on it.
Ivan ReitmanMovies either work or they don't work and they're either funny or they're not and we work very hard. To achieve that kind of work is really kind of delicate stitching.
Ivan Reitman