fairweather friend, and Louis Driscoll befriending Alex and Ray after moving to Paradise Valley as a new student. Vince, meanwhile, is fired in Season 3, replaced by an asocial Vienna-born scientist named Lars Frederickson. Vince makes frequent reappearances as a guest character, obsessed with trying to get his job back. While Alex was initially bullied by an older student named Jessica in Season 1, Jessica's actress, Jessica Alba, left for other projects and the character was replaced with Kelly, a preppy but mean-spirited cheerleader, and later Jo (the aforementioned school bully who goes after Alex and Ray). In Season 4, Alex develops a serious relationship with Hunter, a new boy in town. She initially believes he is infatuated with Danielle Atron after discovering what appears to be a love shrine to the woman in his bedroom, but Hunter is revealed to be investigating Danielle's potential involvement in the death of his scientist father by drowning. Alex shares her first kiss with Hunter. Characters Main Alexandra "Alex" Mack (played by Larisa Oleynik) – Alex is an average teenage girl in Paradise Valley. While walking home from school, she is nearly hit by a truck carrying GC-161 and is doused with it, thus giving her extraordinary powers. Among them are telekinesis, the ability to generate electricity from her hands and the ability to liquefy/travel from place to place in the form of a puddle of water. She briefly manifests superhuman strength as a result of her body having an unusual reaction to a new type of curry recipe her mother had just tried, but this was only valid in one episode as her mother never used the recipe again. Raymond "Ray" Alvarado (played by Darris Love) – Alex's best friend and next door neighbor, and the only one besides Annie to know about Alex's powers. Annie Mack (played by Meredith Bishop) – Alex's older sister, and a scientific genius in her own right. Next to Ray, she is the only one who originally knows about Alex's powers. She administers various scientific tests to ensure Alex's safety. She also hopes to one day present her research, in an effort to stop Danielle Atron. George Mack (played by Michael Blakley) – Annie and Alex's father. He is a brilliant chemist who works for Danielle Atron at the Paradise Valley Chemical Plant. Barbara Mack (played by Dorian Lopinto) – Annie and Alex's mother. She is