Everett H. Sloane (October 1, 1909 – August 6, 1965) was an American character actor who worked in radio, theatre, films, and television. Sloane's radio work led him to be hired by Orson Welles to become part of his Mercury Theatre. Sloane recorded one program with The Mercury Theatre on the Air and became a regular player when the show was picked up by a sponsor and became The Campbell Playhouse.