Anyone who watched Little House on the Prairie absolutely loved Michael Landon and his character of "Charles Ingalls". Little do some people know, he was actually a very heavy drinker and smoker on the set of the show.

Michael Landon: 9 Incredible Secrets About The TV Legend

Michael Landon also had a rather difficult childhood from his parents' issues to bullying, Michael Landon went through a lot. Watch the video above to learn some more facts about the famous late actor...

Quiz

How many children did Michael Landon have?