Those titles, Executive Producer or actor, are unimportant. I always try to approach my role as an artist. The first thing you want to do, that you attempt to do as an artist, is to have some sort of input into the material that you are working on. That is how my process begins; I say to myself: "I want to do this kind of work or I want to do that kind of work. "
Most of us aren't very graceful about not having our needs met, when and how we want them met.