Before diving into S5E4, "Opportunity Zone," 'Billions' cocreators Brian Koppelman and David Levien discuss the challenges of filming the opening scene of Episode 4, having Daymond John of "Shark Tank" on the show and the insight he provided, Dominique Wilkins set stories, listener questions, obscure references, and more (0:45). Then they talk with actress Maggie Siff about her coaching scene with Frank Grillo's character, Nico Tanner, auditioning for the part of Wendy Rhodes, the toughest scenes to play as Wendy, and more (35:23).

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