Directors Guild of America, Inc. v. Superior Court of Los Angeles County

Petitioner prays for a writ of prohibition to restrain further prosecution of a pending superior court action in which plaintiff (real party in interest) sought relief by way of damages and injunction on the ground that a labor union arbitrarily excluded him from membership and discriminatorily barred him from employment which he would have otherwise obtained. Since plaintiff’s action raises the issue of whether federal labor legislation preempts the state jurisdiction, we must, pursuant to United States Supreme Court decisions, decide whether or not the action essentially turns upon conduct…