Jeffrey Bryan "Jeff" Davis (born October 6, 1973) is an American actor, comedian, and singer. He is known for his work as a recurring performer on the improv comedy show Whose Line Is It Anyway?He also appeared in Drew Carey's Green Screen Show as one of the main actors. In 2011, Davis appeared on Drew Carey's improv show, Improv-A-Ganza. He is also known for doing impressions of several actors, most notably Christopher Walken, Keanu Reeves, and Jeff Goldblum on the shows.