Whose sister did Melissa Sue Anderson play in "Little House on the Prairie?"
Melissa Sue Anderson Melissa Sue Anderson (born September 26, 1962) is an American-Canadian actress. She began her career as a child actress. Anderson is known for her role as Mary Ingalls on the NBC drama series "Little House on the Prairie".
Sue Allen Sue Allen (born April 17, 1947 in Oskaloosa, Iowa) is an American politician. She is a member of the Missouri House of Representatives, having served since 2009. She is a member of the Republican party.