Giant review: John Lithgow is superb as Roald Dahl in show about his revolting anti-Semitism

Mark Rosenblatts meaty debate-drama, which opened Monday night at the Music Box Theatre, shows a much uglier side of the clever mind behind Matilda, Charlie and the Chocolate Factory, The BFG [Big Friendly Giant] and James and the Giant Peach: that he was a raging, self-described anti-Semite.