7. Rider Strong
Rider Strong played Shawn Hunter, Cory Matthews' best friend on Boy Meets World. While he, at one point, declined to reprise his role for Girl Meets World, he is expected to appear during a holiday special.
8. Lily Nicksay
Morgan Matthews is all grown up! Lily Nicksay gave life to the little sister in the Matthews house before going on to appear in Judging Amy and 8 Simple Rules.
9. William Daniels
FEEEEEENYYYY!!! Mr. Feeny, William Daniels, was the beloved principal and mentor to the Boy Meets World gang. He then became a mentor to a young Dr. Christina Yang on Grey's Anatomy. He'll be returning to the small screen for Girl Meets World.
10. Matthew Lawrence
In later seasons of Boy Meets World, Matthew Lawrence appeared as Shawn Hunter's long-lost brother and Eric's roommate. He now stars alongside big brother Joey Lawrence on Melissa & Joey.
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