<P> Other essential characters include the Oleson family: Nels, proprietor of the town's general store, Oleson's Mercantile; his malicious, gossiping wife, Harriet, who runs the Mercantile with him; and their two children, Nellie and Willie, and later, their adopted daughter, Nancy; Isaiah Edwards, Grace Snider Edwards and their three adopted children; the Garvey family, Jonathan, Alice, and Andy; Rev. Robert Alden; Lars Hanson, the town's founder and proprietor of the town's mill; and Dr. Hiram Baker, the town's physician . Teacher - turned - lawyer Adam Kendall is introduced at the end of season four and later weds Mary Ingalls, and Almanzo Wilder is introduced in season six and later weds Laura Ingalls . </P> <P> Melissa Gilbert has the most appearances of the series, a total of 190 of the 204 episodes . Michael Landon appeared in all but four episodes of seasons one through eight, but departed from being a regular part of the cast when the show was retooled as Little House: A New Beginning (season nine). </P> <Ul> <Li> Michael Landon as Charles Ingalls </Li> <Li> Karen Grassle as Caroline Quiner Ingalls (seasons 1--8) </Li> <Li> Melissa Gilbert as Laura Ingalls Wilder </Li> <Li> Melissa Sue Anderson as Mary Ingalls Kendall (seasons 1--7) </Li> <Li> Lindsay and Sidney Greenbush as Carrie Ingalls (seasons 1--8) </Li> <Li> Matthew Laborteaux as Albert (Quinn) Ingalls (seasons 5--9) </Li> <Li> Richard Bull as Nels Oleson </Li> <Li> Katherine MacGregor as Harriet Oleson </Li> <Li> Alison Arngrim as Nellie Oleson Dalton (seasons 1 - 7, 9) </Li> <Li> Jonathan Gilbert as Willie Oleson </Li> <Li> Victor French as Isaiah Edwards (seasons 1--3, 6, 8--9) </Li> <Li> Bonnie Bartlett as Grace Snider Edwards (seasons 1--3, 6) </Li> <Li> Kevin Hagen as Dr. Hiram Baker </Li> <Li> Dabbs Greer as Rev. Robert Alden </Li> <Li> Charlotte Stewart as Eva Beadle Simms (seasons 1--4) </Li> <Li> Karl Swenson as Lars Hanson (seasons 1--5) </Li> <Li> Radames Pera as John (Sanderson, Jr .) Edwards (seasons 2 & 3) </Li> <Li> Brian Part as Carl (Sanderson) Edwards (seasons 2 & 3) </Li> <Li> Kyle Richards as Alicia (Sanderson) Edwards (seasons 2--3, 6, 8) </Li> <Li> Merlin Olsen as Jonathan Garvey (seasons 4--7) </Li> <Li> Hersha Parady as Alice Garvey (seasons 4--6) </Li> <Li> Patrick Laborteaux as Andrew "Andy" Garvey (seasons 4--7) </Li> <Li> Linwood Boomer as Adam Kendall (seasons 4--8) </Li> <Li> Ketty Lester as Hester - Sue Terhune (seasons 5--9) </Li> <Li> Wendi and Brenda Turnbaugh as Grace Ingalls (seasons 5--8) </Li> <Li> Dean Butler as Almanzo Wilder (seasons 6--9) </Li> <Li> Lucy Lee Flippin as Eliza Jane Wilder (seasons 6--8) </Li> <Li> Allison Balson as Nancy Oleson (seasons 8 & 9) </Li> <Li> Jason Bateman as James (Cooper) Ingalls (seasons 7 & 8) </Li> <Li> Missy Francis as Cassandra (Cooper) Ingalls (seasons 7 & 8) </Li> <Li> Shannen Doherty as Jenny Wilder (season 9) </Li> </Ul> <Li> Michael Landon as Charles Ingalls </Li>

Little house on the prairie season 1 cast
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