TV series
Thanks to a dousing in a top-secret chemical from an overturned truck, teenager Alex Mack is given amazing powers that make her the envy of her sister and best friend... and the target of a search by the chemical company, which wants to find her at all costs.
Streaming, rental and purchase options
Checked Sep 3, 2026
You can also buy it from Amazon and Apple TV. Use the direct links below to open the provider.
Thanks to a dousing in a top-secret chemical from an overturned truck, teenager Alex Mack is given amazing powers that make her the envy of her sister and best friend... and the target of a search by the chemical company, which wants to find her at all costs.
Choose an episode, then use the watch options above for the show.
Episode 1
On her way home from school Alex Mack is practically hit by a truck. The truck is carrying a top-secret chemical and spills it on Alex. Alex learns later that she has magical powers and shares this secret with her sister, Annie, and best friend, Raymond.
Directed by Peter LauerWritten by Ken LipmanGuest stars Louan Gideon, Jessica Alba
Episode 2
Alex and Raymond are continually harassed by upperclassmen Jessica and Ellen. One afternoon Jessica trips Alex in the school cafeteria as Alex carries a tray full of food. A food fight ensues and Vice Principal Heller assigns Alex, Raymond, Jessica and Ellen to clean up the cafeteria every afternoon. Both sets of friends blame each other for the trouble, and they agree to take up Raymond's challenge of two-on-two on the basketball court. The stakes: the losers have to admit responsibility to Heller and clean up the cafeteria by themselves.
Directed by Christopher T. WelchWritten by Ken LipmanGuest stars Louan Gideon, Jessica Alba
Episode 3
Alex asks her sister for help with a class science project, but ends up using her power to impress the teacher. This gets her into trouble when the teacher believes that the project was done by Annie, not Alex. Meanwhile, Dave and Vince disguise themselves as janitors in an attempt to find Alex.
Directed by Peter LauerWritten by Jack Kenny, Brian HargroveGuest stars Louan Gideon, Natanya Ross, Jack Kenny
Episode 4
At career day at the plant, Alex is taped using her powers and she, Ray and Annie have to sneak back and get the tape.
Directed by Allison Liddi-BrownGuest stars Louan Gideon
Episode 5
The big dance is just around the corner and Alex still hasn't been asked by the only person she cares to go with. Everybody knows she dreams of going with Scott, but he's not the one hounding her for a date. Jerry, an obnoxious, insensitive and persistent ninth-grader is relentless in his pursuit of her. He won't take no for an answer, but Alex continues to put him off.
Directed by Allison Liddi-BrownWritten by Ken LipmanGuest stars Jessica Alba, Aron Eisenberg
Episode 6
Annie's science project has been chosen as a finalist for the big science fair to be held at the Paradise Valley Chemical Plant. The whole Mack family is looking forward to spending Saturday at the science fair rooting Annie on, except Alex. Not only is she sick of witnessing Annie's triumphs, but the chemical plant is the worst place for her to be. It's crawling with plant spies who are constantly on the look out for "the kid."
Directed by Sean McNamaraWritten by Ken LipmanGuest stars Louan Gideon
Episode 7
Alex, Raymond, and Nicole are facing their first junior high school midterm in history class. Libby, the most popular girl in school, has her own ideas about surviving the midterm and studying isn't one of them. Libby decides to pull the fire alarm right before the exam.
Directed by Sean McNamara
Episode 8
Alex and Ray have a falling-out and Alex is afraid Ray will disclose her secret to the plant.
Directed by Christopher T. WelchWritten by Ken Lipman, Sean McNamara
Episode 9
In anger, Alex jeopardizes her mom's job. Later, she tries to make it up to her.
Guest stars Louan Gideon
Episode 10
A reporter from the Planet newspaper comes to the Macks' house to do a story; Alex's cold makes her powers go haywire.
Directed by Christopher T. WelchGuest stars Victor Raider-Wexler
Episode 11
Annie considers going away to school. Meanwhile, Alex's powers are going haywire and she must convince Annie not to go.
Directed by Ron OliverGuest stars Sherman Hemsley, John Patrick White
Episode 12
Alex uses her powers to save Ray after he freezes at a school music recital.
Guest stars Alexis Fields, J.D. Hall, Natanya Ross
Episode 13
Alex and Dad have trouble connecting. They go on a day trip together and chaos ensues.
Written by Ken Lipman
Episode information updated Sep 18, 2026
Larisa OleynikAlex Mack
Meredith BishopAnnie Mack
Darris LoveRay Alvarado
Alexis FieldsNicole Wilson
Louan GideonDanielle Atron
Charlotte Rae
NickelodeonUnited StatesMore shows like The Secret World of Alex Mack.
