Charles Esten is an American actor, musician, and comedian. Esten appeared in the British and American versions of Whose Line Is It Anyway?, featuring in over 150 episodes of the American version from 1998 to 2006. He made his sketch comedy debut on On the Television. Esten has also appeared in The Sleepwalker Killing, Enlightened with Laura Dern, Nashville with Hayden Panettiere, and Outer Banks. He has released the singles Worst Day and Worst Day with Julia Cole, and In a Bar Somewhere with Sara Evans.