Erik von Detten
Star of Disney's Brink (1998) and voiced cartoons including Tarzan, Toy Story, and Recess. Most recently in an episode of Bones as Ed Dekker (2008).
Kimberly J. Brown
Star of DCOMs such as Halloweentown, Quints (2000), Halloweentown II: Kalabar's Revenge, and Halloweentown High. Also starred in Law & Order and The Guiding Light (2006).
Star of DCOMs Zenon: Girl of the 21st Century (1999), Johnny Tsunami, Zenon: The Zequel, Zenon: Z3. Also starred in That's So Raven and voiced 'Bonnie Rockwaller' in Kim Possible. Most recently in General Hospital and Days of Our Lives (2008).
Star of DCOMs Johnny Tsunami (1999) and Johnny Kapahala: Back on Board (2007). Also appeared in Even Stevens.
Star of Disney's Rip Girls (2000). Also starred in Back to the Secret Garden, When a Stranger Calls, and 10,000 B.C. Most recently the love interest in the Jonas Brothers' 'Lovebug' (2008) music video.
Star of DCOMs Stepsister from Planet Weird and appeared in The Thirteenth Year. Also made appearances on t.v. show Buffy the Vampire Slayer and movies like Sleepover and Surf's Up.
Star of Disney's The Thirteenth Year (1999). Only acted in few other shows, including You're Invited to Mary-Kate and Ashley's School Dance, Undressed, and Recipe for Disaster.
Star of DCOMs Smart House, The Luck of the Irish (2001), and A Ring of Endless Light. Also appeared in movies such as Halloween: Resurrection, The Ring Two, and Final Destination 3. Most recently in Comanche Moon (2008) and currently filming The Hard Ride.
Star of Disney's 'Twas the Night (2001). Also appeared in Return to the Secret Garden, Austin Powers in Gold Member, and Kyle XY. Most recently starred in Sex Drive (2008).
So who has changed the most? Anyone grow into their looks or downgraded after puberty?
I always had a crush on Ryan Merriman :]
Source - Me, IMDB, and TinyPic.