has a hamster named Donald that dies, sending her into an intense grieving period. Robyn eventually discovers Alex's powers in the series finale, initially not believing Louis when he tells her. Nicole Wilson (played by Alexis Fields) – Another of Alex and Ray's friends. An opposite personality to Robyn, has a take-charge attitude and rebellious demeanor. Nicole is often involved in social justice causes, mainly environmentalism and animal rights. In Season 3's episode "The Neighbor", Danielle Atron strangely sees her younger self in Nicole's idealism and goals of making the world a better place, but admits that becoming the CEO of Paradise Valley Chemical has since made her apathetic. Nicole does not appear in the final episode of the series to discover Alex's powers. Danielle Atron (played by Louan Gideon) – The CEO of the Paradise Valley Chemical Plant who is the main antagonist of the series. She wants to market GC-161 as a radical new weight-loss drug, and is increasingly focused on finding the GC-161 child (who she never discovers is Alex until the last two episodes) and capture them, as both a test subject and a threat to the secrecy of her plans. In Season 2, Danielle's childhood is examined, revealing that she was a prodigy who was abused by her mother, causing neighbours to gossip when Danielle stopped appearing in school. She was removed from her home after she was discovered locked in the basement, then raised by her grandparents, whose land she later bought to build Paradise Valley Chemical on. In Season 4, it's revealed in a newspaper clipping in Hunter's bedroom that Danielle had rescued several people in a fire at a rival chemical plant, but that the accident caused toxicity and genetic defects affecting Danielle and the other fire victims, after which Danielle established Paradise Valley Chemical as the main factory in town. Danielle's grandmother was played by Michael Learned in Season 2's "The Secret", a Halloween-themed episode. Carlton (played by Jason Marsden) – Carlton is Danielle's geeky, manipulative nephew and Annie Mack's scientific rival. Carlton attempts to sabotage Annie's project at a science fair in Season 1. Vince initially believes Carlton to be the GC-161 child, but this turns out to be false. Carlton then loses the science fair to Annie, and is last seen crying next to his failed project. Vincent "Vince" Carter (played by John Marzilli) – The head security guard