Kirsten Storms as Zenon Kar
What she's been up to: After starring as famed troublemaker and pop music enthusiast, Zenon Kar, Kirsten went on to do the voice of Bonnie Rockwaller on Disney Channel's Kim Possible , and to star in the daytime soap operas Days of our Lives and General Hospital. She's now married to General Hospital co-star Brandon Barash and the two have a daughter together, Harper Rose Barash.
Raven-Symoné as Nebula Wade
What she's been up to: Since Zenon, Raven-Symoné went on to become an undisputed queen of the Disney Channel with the starring role on That's So Raven, and the lead role in another DCOM favorite, The Cheetah Girls. She has also lent her voice talents to the Disney Tinkerbell franchise as Iridessa. Raven did take time out from the spotlight to study the arts, but still continues to act, recently guest starring on Fox's hit show Empire.
Gregory Smith as Greg
What he's been up to: Smith continued acting post Zenon fame, securing roles in things like The Patriot and Everwood. His latest acting endeavors include a role as Dov Epstein on the TV series Rookie Blue. Smith is very active on social media and is a self-proclaimed "travel junkie" according to his Twitter.
Lauren Maltby as Margie Hammond
What she's been up to: After her stint as resident mean girl for the entire Zenon franchise, Maltby ditched the feather boas and pleather skirts and went on to study psychology. According to her Twitter, Dr. Maltby is now a licensed psychologist with a specialty in trauma, attachment and CBT (cognitive behavioral therapy).
Brenden Jefferson as Andrew
What he's been up to: You probably remember Jefferson from his role as X-ray on Holes. He also had a small recurring role on another notable Disney Channel favorite, Even Stevens, as Ryan Zellpepper. According to his IMDB page, however, he hasn't been up to much acting. His last listed gig is a guest starring role on the show Grounded for Life in 2004.
Stuart Pankin as Commander Edward Plank
What he's been up to: Pankin has quite the impressive resume under his belt pre and post Zenon. His roles since his time as Commander Plank include voice acting parts on Batman Beyond and Hercules (the animated series), a recurring role on That's So Raven, and small roles in things such as The Artist and Desperate Housewives.
Holly Fulger as Aunt Judy
What she's been up to: Fulger continues to act after her time as Aunt Judy, taking on roles in shows like CSI and Without a Trace. Currently, she stars in her own web series, Speaking of Beauty, a series that takes an in-depth look at how we perceive beauty from within.
Phillip Rhys as Proto Zoa
What he's been up to: Rhys hung up the ole snake skin jacket and retired the frosted, gelled tips and is now an actor and director, garnering a handful of steady roles in shows like 24, Nip / Tuck and Bones. In addition to acting he tried his hand at directing. So far he's directed two shorts, Rocky and The Scarecrow.
Thumbnail courtesy of The Disney Channel