The Secret World of Alex Mack

Nicole tries in vain to petition against the plant for environmental violations. Alex is more concerned about her mysterious next-door neighbor who she sees having suspicious contact with the plant.

Alex has to use her powers to escape from a trap set by the plant after Vince spreads the rumor that they have the GC-161 kid in custody.

Alex and Robyn get jobs at the new video store in Paradise Valley, where Vince and Dave have installed the plant's latest GC-161 detector.

The evil Alex wreaks havoc with her friends and family while Annie and Ray try to find the good Alex to recombine the two.

Alex is split into two manifestations of herself when George discovers a chemical that divides GC-161 into its individual elements.

Alex inspires Robyn to face the dreaded "Rooney Runabout" and pass P.E.

Alex carelessly uses her powers and ruins Annie's interview with MIT. She runs away, thinking everyone would be better off without her.

Ray captures Alex's powers on video and wants to enter the tape in the Atron JH Video Award contest--but Danielle and Vince are the judges!

Alex thinks Scott wants to ask her to the plant dance, but George keeps getting in the way.

While trying to impress Bryce, Annie goes mountain climbing and is left dangling.

Ray enters the brutal world of politics when he launches his campaign for eighth-grade President.

Alex and George discover that gifts and decorations aren't as important as the Christmas spirit, while Dave's gift to Vince is a chimp that runs amok in the plant.

Grounded, Alex sneaks out for a game of roller hockey and a night of trouble.

Alex makes the track team, but will she compete in the big meet once she realizes the plant is spying on her?

Alex steals a test to help Nicole, who is cracking under the pressure of the exam. At the plant, George discovers that GC-161 has the capability to alter human genetic structure.

Short on cash, Alex baby-sits Kelly's little sister and is accused of stealing.

Alex shows George the meaning of "good golf" when they enter the plant's father-daughter golf tournament.

The plant closes in when Alex's journal, detailing her powers, ends up in the wrong hands.

Alex and George have trouble connecting. They go on a day trip together and chaos ensues.

Annie considers going away to school. Meanwhile, Alex's powers are going haywire and she must convince Annie not to go.

A reporter from the Planet newspaper comes to the Mack's house to do a story; Alex's cold makes her powers go haywire.