Landon had appeared in almost every episode of "Little House on the Prairie" (1974), from 1974 to 1982, with the exception of the final year. He appeared in 177 of the 204 episodes of the series.
Left an estate worth $100 million.
Like his "Bonanza" (1959) co-star Lorne Greene, Landon was a staunch supporter of the Republican Party.
Michael and his first wife Dodie were adopting a son named Jason in 1961. Shortly before or after their divorce in 1962, Dodie gave the child up for adoption to another couple.
Never legally adopted his stepdaughter, Cheryl, because of her birth father's objections.
On 21 May 1991 he had a near fatal blood clot in his left leg that was successfully treated at Cedars-Sinai Hospital.
Publicly supported Richard Nixon in the 1972 presidential election, and campaigned for Ronald Reagan in the 1980 and 1984 presidential elections.
Starred with Victor French in two of his successful TV series.
Started having grey hair at age 20.
Studied karate under Chuck Norris, as did the children of his "Bonanza" co-star Dan Blocker.
The youngest of two children.
U.S. President Ronald Reagan and his wife, Nancy Davis Reagan, attended Landon's memorial service the day after his death.
Was a spokesperson for the public service message, Pharmacists Against Drug Abuse, in the early 1980s.
Was also good friends with Lew Ayres and Pernell Roberts (who co-starred on "Bonanza" (1959) with him).
Was raised near the same city as Bill Cosby.
Was the third actor behind Harry Morgan and Bill Bixby to have starred in 3 successful TV series that ran at least 5 years or more.
Was very good friends with Brian Keith, Dick Van Dyke, Johnny Carson, Ernest Borgnine, Merlin Olsen and Victor French.
When he filed for divorce from Lynn, it cost him $26 million. Though he gave her his $3.5-million, 35-room Beverly Hills mansion, this bitter divorce was a devastating blow for Lynn, who stated on TV that her ex-husband had become her angel. (16 April 1981)
Won the freshman javelin toss at the University of Southern California-Los Angeles.
Wore lifts in "Bonanza" (1959) so he would not be dwarfed by considerably taller co-stars Dan Blocker and Lorne Greene.