Melissa Sue Anderson reflected on her time as Mary Ingalls on 'Little House on the Prairie' and commented on Michael Landon revealing his cancer diagnosis in 1991.

Why Melissa Sue Anderson Doesn’t Think ‘Little House on the Prairie’ Would Be Successful Without Michael Landon ... and remained friends up until Landon’s death in 1991 from pancreatic cancer.

Melissa Sue Anderson is still a blonde beauty. The actress put on a vibrant show at the 63rd Monte-Carlo Television Festival last week in Monte-Carlo, Monaco.

Melissa Sue Anderson played Laura Ingalls' sweet older sister Mary in the show. ... She said she ultimately respected Landon and got along with him until he died of pancreatic cancer in 1991.

Matthew Laborteaux, Melissa Gilbert, Michael Landon, Dean Butler, Melissa Sue Anderson, Linwood Boomer, Karen Grassle, and Lindsay/Sidney Greenbush in 'Little House on the Prairie' season 7 ...

Melissa Sue Anderson is still a blonde beauty. The actress put on a vibrant show at the 63rd Monte-Carlo Television Festival last week in Monte-Carlo, Monaco.

Gilbert dishes on kissing boys on TV at just 15 years old. From left, cast members of Little House on the Prairie, Melissa Gilbert, Michael Landon, Karen Grassle, Melissa Sue Anderson and Lindsay ...

Karen Grassle, Alison Arngrim, Melissa Sue Anderson, Matthew Labyorteaux, ... Jessie J, 37, announces shock breast cancer diagnosis two years after birth of her first child; ...