Hardly anybody is still alive today who has personal memories of the Hollywood Blacklist of the immediate post-World War II period, let alone of the rabid Communist agitation that took place in the film colony before and during the war. But all of us have lived through an era, now decades long, during which the Blacklist has been repeatedly condemned and its so-called victims celebrated. As Lloyd Billingsley writes in his richly informative new book, Hollywood Party: Stalinist Adventures in the American Movie Industry, it took scarcely any time at all after the Blacklist collapsed in 1960 for a new...