Michael Landon as Charles IngallsMichael Landon, born Eugene Maurice Orowitz in Forest Hills, Queens, enjoyed a prolific television career, including a 14-year-run on the TV western "Bonanza," before starring as the patriarch of the Ingalls family on "Little House."
Michael LandonAfter leaving the cast in 1982, Landon re-teamed with "Little House" co-star Victor French to play an angel returned to Earth in "Highway to Heaven." He also starred in the TV movie "Us," about a man freed from prison after being wrongly convicted.
Landon was diagnosed with pancreatic cancer in 1991 and died just a few months later at the age of 54.
Karen Grassle as Caroline IngallsKaren Grassle is best known for her role as Caroline Ingalls, or "Ma," the matriarch of the Ingalls family. In 1998, Grassle was inducted into the Hall of Great Western Performers of the National Cowboy and Western Heritage Museum for her role.
Karen GrassleGrassle was a successful stage actress before and after her starring role on "Little House." She also had roles in several movies including "Wyatt Earp," "Harry's War" and the TV movie "Battered," which she co-wrote.
Today, Grassle lives and works in the San Francisco Bay area, where she is involved in local theater.
Melissa Gilbert as Laura IngallsMelissa Gilbert beat out hundreds of other young actresses to win the starring role of Laura Ingalls on "Little House."
Melissa GilbertGilbert has gone on to act in numerous TV movies and also served for two terms as the president of the Screen Actors Guild. In 2009 she revisited her "Little House" days when she played "Ma" Ingalls in the musical theater adaptation of "Little House on the Prairie." Gilbert was also a performer on season 14 of "Dancing with the Stars."
Gilbert, 48, was recently married for the third time, to actor Timothy Busfield.
Jason Bateman as James Cooper IngallsA young Jason Bateman played the Ingalls' adopted son, James, in 21 episodes.
Jason BatemanA successful child actor, Bateman has worked in film and television ever since. Bateman has starred in movies including "Horrible Bosses" and "Couples Retreat," and is perhaps best known for his starring role in the cult hit "Arrested Development."
Alison Arngrim as Nellie OlesonAs Nellie Oleson, Alison Arngrim played the nasty town bully, known for her golden curls and fancy clothes.
Alison ArngrimThough best known for her childhood role on "Little House," Arngrim has continued to act in TV, film and theater projects. She has also performed as a stand-up comedian.
Arngrin wrote a comic memoir, "Confessions of a Prairie Bitch," about her time as a child star. She is also known for her work as an HIV/AIDS activist.
Melissa Sue Anderson as Mary IngallsAnderson won an Emmy for her role as the quiet and bookish Ingalls daughter, Mary, on "Little House."
Melissa Sue AndersonAfter her eight-year run on "Little House," Anderson continued acting and took home a second Emmy in 1980 for her role in the ABC Afterschool Special "Which Mother is Mine?"
In 2011, Anderson published "The Way I See It: A Look Back at My Life on Little House," about her time on the show. Today, Anderson lives in Canada with her husband, television producer and screenwriter Michael Sloan, and their children.
Todd Bridges as Solomon HenryBridges appeared in the memorable episode "The Wisdom of Solomon," playing the young son of Mississippi sharecroppers.
Todd BridgesBridges is most well-known for his role as Willis Jackson on "Diff'rent Strokes." As an adult, Bridges has had public struggles with drug addiction and legal problems, but has continued acting, most notably with a recurring role on the TV show "Everybody Hates Chris."
Ernest Borgnine as JonathanA Hollywood legend, Ernest Borgnine played a mysterious spiritual guide to young Laura in the special two-part episode "The Lord is My Shepherd."
Ernest BorgnineAn actor for more than 60 years, Borgnine had a prolific career that included a starring role on TV's "McHale's Navy" and a voice acting part on the animated children's series "Spongebob Squarepants." Borgnine won many awards over the course of his career, including an Oscar for the 1955 film "Marty." He was nominated for an Emmy for a role on "ER" at the age of 92.
He died of renal failure in 2012 at the age of 95.
Merlin Olsen as Jonathan GarveyMerlin Olsen made a swift transition from the pro football field to playing farmer Jonathan Garvey on "Little House" in 1977.
Merlin OlsenOlsen was a hall of fame defensive lineman for the Los Angeles Rams from 1962-1976. After "Little House," Olsen starred in the TV shows "Father Murphy" and "Aaron's Way," before quitting acting in 1988.
Olsen died in 2010 after receiving treatment for malignant pleural mesothelioma.