Louis Cancelmi

Louis Cancelmi is an American stage and film actor.

Early life Cancelmi was born in Pittsburgh, the son of Annette, a teacher, and Louis G. Cancelmi, a senior executive with Alaska Airlines. He is of Italian, Slovak, and Syrian heritage. His family relocated to California, then to Anchorage, and then to Seattle, with Anchorage being Cancelmi's self-identified hometown. He is the brother of actress Annie Parisse.

Cancelmi started acting in high school plays. He attended Yale College, entering with interests in writing and mathematics but ultimately majoring in theater. He is best known for appearing in Boardwalk Empire (2014), Blue Bloods (2015–2016), The Irishman (2019), and Killers of the Flower Moon (2023).

Personal life He is married to Elisabeth Waterston, daughter of Sam Waterston, with whom Cancelmi acted in Please Be Normal in 2014 and Shakespeare in the Park's The Tempest in 2015. The couple lives in the Hudson Valley with their children.