Deirdre O'Connell is an American actress, primarily known for her prolific and acclaimed career in theater, particularly on the New York Off-Broadway scene. A founding member of the Big Dance Theater company, she has established herself over the decades as a versatile and deeply respected performer. Her career reached a major milestone in 2022 when she won the Tony Award for Best Actress in a Play for her extraordinary performance in *Dana H.*, a unique role in which she performed entirely in lip-sync, synchronizing her lips with audio recordings of the story's real protagonist. In addition to the Tony, her work has been recognized with numerous other awards, including several Obie Awards, culminating in a Lifetime Achievement Award in 2020. Beyond the stage, O'Connell has also worked extensively in film and television, appearing in dozens of productions in character roles.