From Wikipedia, the free encyclopedia Nora Denney (September 3, 1927 – November 20, 2005), also known and credited as Dodo Denney, was an American stage, television, and film actress. Her show business career began in Kansas City when she was hired by the local television station Channel 5 (KCMO TV) to play Marilyn the Witch, an onscreen host for horror movies. She performed in many television series, including Green Acres, Petticoat Junction, Hart to Hart, Get Smart, Room 222 and That Girl, a ...