Conor O'Farrell is an American actor born on January 13, 1956, in Riverside County, California. He began taking acting classes in his early 20s in Los Angeles and later continued his studies in New York. O'Farrell has a diverse career spanning stage, television, and film. On stage, he has performed in plays such as "Death of a Salesman," "The Glass Menagerie," and "Tartuffe."

He is well-known for his television roles, including the mob-connected Las Vegas undersheriff Jeffrey McKeen on CSI: Crime Scene Investigation. His TV appearances span popular shows like Buffy The Vampire Slayer, 24, Desperate Housewives, Medium, and True Blood. On film, he had a notable role opposite Kevin Bacon in Stir of Echoes (1999). O'Farrell also appeared in TV miniseries such as From the Earth to the Moon and The Pacific.