Of course there's a value in a storyboard if you do a big - let's say an action movie and actors have to move and act in front of a green screen because entire backgrounds exploding and cars flying through there have to be created separately, and in this case you better make sure the actors are precisely placed and the background action is moving in a certain moment, for this type of film you would need a storyboard.
Werner HerzogMy crew [on "Fitzcarraldo" filming] actually said, "We have filmed it from outside on the rocks of the shore. We should be on board [the ship]," and I said it's dangerous, I only do it if you cinematographer Thomas Mauch and you actor [Klaus] Kinski decide on your own.
Werner Herzog