Tinseltown Gangsters: The Rise and Decline of the Mob in HollywoodLike sharks to blood in the water, the mob arrived in Hollywood greedy and ready to tear away huge chunks of cash. Opportunistic mobsters saw labor unions as the means for muscling into the movie industry and extorting millions of dollars from studio bosses. Control the unions to which projectionists, art directors, cinematographers, electricians, scene designers, stagehands, extras belong, and you control the whole industry. Painting colorful