15. Melissa Gilbert
Melissa Gilbert played Laura Ingalls in Little House on the Prairie from 1974 to 1984. After that, she made the transition from child to grown-up actor with relative ease and is still active in the TV industry today. She also ran for Congress in 2016, but ultimately had to step out of the race because of health problems.
14. David W. Harper
David W. Harper, whose father was also an actor, started his childhood career by playing Jim Bob Walton in The Waltons. He stuck with the show for its entire run and appeared in a few other things once it was over. But eventually Harper left the acting world altogether, and his private life remains just that – private.