Michael Landon Charles Ingalls Actor, Executive Producer Karen Grassle Caroline Ingalls Actor Melissa Gilbert Laura Ingalls Wilder Actor Melissa Sue Anderson Mary Ingalls Kendall Actor Karl Swenson Lars Hanson Actor Richard Bull Nels Oleson Actor Katherine MacGregor Harriet Oleson Actor Alison Arngrim Nellie Oleson Dalton Actor Jonathan Gilbert Willie Oleson Actor Kevin Hagen Dr. Baker Actor Dabbs Greer Rev. Robert Alden Actor Charlotte Stewart Eva Beadle Simms Actor Victor French Mr. Isaiah Edwards Actor, Director Bonnie Bartlett Grace Edwards Actor Charles Aidman Sam Dobkins Guest Star Eric Olson Elmer Dobkins Guest Star Leslie Landon Etta Plum Guest Star Michael Landon Jr. Jim Guest Star Lindsay Greenbush Carrie Ingalls Actor Sidney Greenbush Carrie Ingalls Actor Mitzi Hoag Ellen Dobkins Guest Star Dermott Downs Kenny Bagby Guest Star Wade Alberty Steve Guest Star John Herbsleb Joel Turner Guest Star B.W. Sandefur Writer