The Secret World of Alex Mack

Season 3

TV-PG

Alexandra "Alex" Mack develops powerful abilities after a chemical factory accident. She struggles to balance her ordinary life with extraordinary misadventures as a result.

Where to Watch Season 3

Apple TVSubscription

25 Episodes

The Other Side (1)
E1
The Other Side (1)Alex is split into two manifestations of herself when George discovers a chemical that divides GC-161 into its individual elements.
The Other Side (2)
E2
The Other Side (2)The evil Alex wreaks havoc with her friends and family while Annie and Ray try to find the good Alex to recombine the two.
Working
E3
WorkingAlex 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.
Operation: Breakout
E4
Operation: BreakoutAlex 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.
The Neighbor
E5
The NeighborAlex fears that her eccentric new neighbor has seen her using her powers. Meanwhile, Nicole goes on an ecological crusade against pollution in a nearby creek, unaware of how preachy and annoying she's being.
Images
E6
ImagesAlex becomes a photographer on the yearbook staff to earn extra credit. Louis develops a crush on Annie when she tutors him. Alex uses her powers to get herself paired with Scott on a photo assignment.
Big Ray
E7
Big RayRay has found a new group of friends in a local group of basketballers, and is starting to ignore Alex as a result. Meanwhile, Alex's dad must deal with the Plant's newest researcher, Lars Fredrickson.
New World Order
E8
New World OrderAlex's powers are out of control again and she finds that she has super strength. When Ray takes her for some serious heavy lifting at the construction site, they encounter two unwanted visitors: a suspicious Kelly and a news crew she has summoned to document Alex's mysterious abilities.
Bubbling Over
E9
Bubbling OverAlex experiences a chemical reaction to GC-161--uncontrollable bubbles. This unusual development coincides with the demise of Annie's relationship with Bryce.
Muckraker
E10
MuckrakerIn response to Alex's wish to jazz up the school paper, Louis becomes a kamikaze reporter who will stop at nothing to get a good story. This includes selling Ray out. Barbara is a student again and finds her new professor strangely familiar.
Bad Girl
E11
Bad GirlJust when Alex is feeling ordinary, she befriends Paradise Valley's new wild child who favors blue hair, tattoos and nose rings. Alex goes wild herself until she realizes the value of her true identity. Vince, fired from the plant, looks for the GC-161 kid himself.
The Understudy
E12
The UnderstudyInspired by "Cyrano," the school play, Louis helps Ray court the girl of his dreams. When she falls for it, Ray has to face two mistakes: his girlfriend is superficial and his superficial charms are about to run out. Alex's attempted rescue makes things worse. Meanwhile, Annie gets an internship at the plant and gets some romantic ideas of her own.
Mystery Man
E13
Mystery ManParadise Valley's radio station has a popular personality, but no one knows his true identity. Alex and Ray get bold and sneak into the station, only to discover how hard it is to live with a secret.
Chemistry
E14
ChemistryAlex is overwhelmed when an attractive guy starts looking her way. When he requests her as his study partner for "Romeo and Juliet," she can't control her chemical glows. It takes many blushes before she realizes that there is less to him than meets the eye. Things get worse when Dave spies on the kids and assumes that Alex's "Romeo" is the GC-161 kid.
A Room of Her Own
E15
A Room of Her OwnAnnie becomes obsessed by her work at the plant. An experiment she is conducting with her good-looking lab partner drives Alex out of their room and into the wood shed. Annie's partner betrays her, and she realizes that she's been a selfish sister to Alex.
Spivey
E16
SpiveyLouis makes a great effort to impress his old friend, Spivey, including throwing a party at the donut shop which jeopardizes Alex's job. The boys have to learn that friendship involves more than first impressions.
Woman of the Year
E17
Woman of the YearParadise Valley's "Woman of the Year" contest is nothing but a nest of corruption, and Alex wants to find out exactly what's going on. However, her attitude takes a sudden turn for the intolerable when she drinks a beverage that Vince had made with a GC-161-reactant chemical.
Twelve and a Half
E18
Twelve and a HalfAlex has to decide how to handle the attention of a seventh-grade admirer. Vince sneaks into the Macks' house to spy on George's research and gets stuck in the basement.
The Test
E19
The TestMath is the ultimate challenge for Alex, and when she starts cheating, she can't stop. For help, she turns to Annie, who steers her back to her senses. However, Dave has been spying on Alex and has begun to question some floating exam books and other mysterious phenomena.
The Creeper
E20
The CreeperAlex befriends an unpopular guy and finds that her own friends turn on her. She blames them until she realizes the unpopular guy has a thing for her. Ray has an unlikely adventure when Dave helps him pass a driving test.
Triangle
E21
TriangleThere is only one problem with Alex's new boyfriend: he's also dating Annie. In what turns out to be an innocent set of circumstances, Alex must walk away from a guy with real potential. Annie's broken heart is made worse by the fact that Barbara is following her around for a science experiment.
Friends Like That
E22
Friends Like ThatAlex's old friends don't like her new friend, and with good reason: The plant has hired the new girl as a spy at the school, and Lars now suspects George is a mole.
BMX
E23
BMXWhile out racing bikes in the woods, Ray and Alex find a recluse who lives in a treehouse. He turns out to be one of the original GC-161 scientists. Vince and Lars learn of the existence of the scientist and Alex, Annie and Ray rescue him from the plant's goons.
Nightmare in Paradise
E24
Nightmare in ParadiseA school bully picks on Alex and she must summon all her powers to resolve the ensuing conflicts. Meanwhile, at the plant, George is suspected of espionage when Annie accidentally leaks GC-161 information to Lars.
Cheers
E25
CheersIn a surprising move, Alex tries out for cheerleading...and makes the team! But while she enjoys her new popularity, she misses her carefree life. Louis accidentally switches diskettes with Annie so that she narrowly escapes getting in trouble with the evil Danielle Atron.