Sean Cullen, born in Buffalo, New York, USA, is an actor. He plays Carl Billings in Boardwalk Empire. He is a guest star in the fourth season episode "Resignation". He has been active since 1994 and has also appeared in the series Blue Bloods and the films Cop Land (1997) and Michael Clayton (2007).
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Guest star[]
| Season four appearances | |||
| "New York Sour" | "Resignation" | "Acres of Diamonds" | "All In" |
| "Erlkonig" | "The North Star" | "William Wilson" | "The Old Ship of Zion" |
| "Marriage and Hunting" | "White Horse Pike" | "Havre De Grace" | "Farewell Daddy Blues" |