Michael Landon Charles Ingalls Actor, Executive Producer, Director Karen Grassle Caroline Ingalls Actor Melissa Gilbert Laura Ingalls Wilder Actor Melissa Sue Anderson Mary Ingalls Kendall 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 Merlin Olsen Jonathan Garvey Actor Patrick Laborteaux Andy Garvey Actor Hersha Parady Alice Garvey Actor Matthew Labyorteaux Albert Ingalls Actor Linwood Boomer Adam Kendall Actor Don "Red" Baker Jud Larabee, Jud Larrabee, Rufe Parsons Actor Ketty Lester Hester Sue Terhune Actor Alvin Kupperman Aaron Singerman Guest Star Frank DeKova Brower Guest Star John Bleifer Isaac Singerman Guest Star Lindsay Greenbush Carrie Ingalls Actor Sidney Greenbush Carrie Ingalls Actor Brenda Turnbaugh Grace Ingalls Actor Wendi Turnbaugh Grace Ingalls Actor Tony Becker Zeke Guest Star Christian Berrigan Lem Guest Star Paul Wolff Writer