Sarah Clarke is an American actress best known for her role as the villainous Nina Myers on the first three seasons of the action drama television series 24.
She also voiced the role for the 2006 video game 24: The Game.
She has made guest appearances on numerous television shows including Sex And The City, Ed, Karen Sisco, House, E-Ring, Las Vegas and Commander in Chief, among others.
Clarke also appeared in the 2006 made-for-TV movie A House Divided.
Clarke has been married to actor Xander Berkeley since 7 September, 2002. Berkeley was a major character in the second season of 24.