E Online, The Associated Press and MTV.com are all reporting the death of Mark Landon, an actor and eldest son of “Little House on the Prairie” star Michael Landon, was found dead Monday, here in West Hollywood at his home. He was 60. Mark is the brother of former “ATWT’s” Daytime Emmy winner, Jennifer Landon (Ex-Gwen)
According to the AP: “The cause of death was not immediately clear but there was no evidence of foul play, said Sgt. David Infante of the Los Angeles County sheriff’s office.
Mark Landon, among Michael Landon’s nine children, appeared in three movies, including “Us” — a CBS television movie written and directed by his father in 1991 just before he died of cancer at age 54. The film was a pilot intended to be another series for Michael Landon. It aired a few months after his death.