Seth Green
Seth Green featured in two episodes of Facts of Life before becoming the famous actor he is today. Rat Race, the Austin Powers movies, Buffy the Vampire Slayer, and his voicing for Robot Chicken and Family Guy are just a few of his more well-known appearances.
Loren Lester
Facts of Life showed Lester for eight episodes. He’s gone on to have a good career since then. He is, in fact, one of the most well-known Robin voices in the Batman franchise. Amazing! He’s appeared in several plays and musicals in addition to guesting on various TV shows.