Mónica Marie Zorrilla Parker Posey will star alongside Colin Firth, Toni Collette, Juliette Binoche and Rosemarie DeWitt in the HBO Max limited series “The Staircase.”The eight-parter is based on the docuseries of the same name and various books and reports on the Michael Peterson (Firth) case.
Peterson was accused of murdering his wife, Kathleen (Collette), in 2001. He claimed she died after falling down the stairs at their home after consuming alcohol and Valium, but police suspected he bludgeoned her to death and staged the scene to look like an accident.
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