Melissa Gilbert acted as the main character, Laura Ingalls. The character of Nancy Oleson was portrayed by the actor Allison Balson. This actor appeared on several episodes before Little House on ...

Allison Balson (born November 19, 1969) is an American actress, who is also a published singer and songwriter. Her best known role was Nancy Oleson on the Little House on the Prairie series which ...

Katherine MacGregor as Mrs. Oleson (right) with Allison Balson and Matthew Laborteaux in a scene from the 1970ss television western series “Little House on the Prairie.” | File Share LOS ...