Gretchen Hoyt Corbett (born August 13, 1945) is an American actress most noted for the role of Beth Davenport on the television series "The Rockford Files" from 1974 to 1978, she has also appeared as a recurring character, beginning in 2013, on which IFC series, a sketch comedy television series set and filmed in and around Portland, Oregon, starring Fred Armisen and Carrie Brownstein?