Erin Moran will always be remembered as Joanie from the sitcom Happy Days. It ran for 10 years and her character grew from a small role into a major character.
After the show went off the air she starred in a short lived series called "Joanie Loves Chachi" which only ran for 17 episodes.
Acting roles were scarce but she did star in the 1981 sci-fi gem "Galaxy Of Terror". She was 56 when she died and as of this writing the cause has not been released.