Acting
Louis Cancelmi (born 9 June 1978, Pittsburgh, Pennsylvania) is an American stage and film actor who studied Theater at Yale College. He is a frequent performer with the Public Theater, appearing at both its Astor Library home and the Delacorte Theater in Central Park (including The Tempest in Shakespeare in the Park, 2015). He is best known for playing Mike D'Angelo in HBO's Boardwalk Empire (2014, 6 episodes), Victor Mateo in Showtime's Billions (2016–2023, 45 episodes), Sally Bugs in Martin Scorsese's The Irishman (2019), and Kelsie Morrison in Killers of the Flower Moon (2023). He is…
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