I have never had trouble with any actor being able to visualise things. They are amazing. As long as you have your monster head on a long stick, so you can hold it up there and you can wave it around and let them see it and explain it to them, they are just great.
More Dennis Muren quotes :
So much of it is the design of the shot or the motion of the character it's the work you do so that it has the same things that are in the movie. In just a few frames it's got to communicate something clearly and dramatically.Dennis Muren