S4 E1 • Bionic Rebellion (1)

Chase, Adam, Bree and Leo discover that a confidante has secretly formed an evil rebellion to exact revenge for his father's death by killing Davenport, leading to a bionic battle of good versus evil. Meanwhile, Leo is quick to tell all of the other students that he is not "one of them" while bragging about living with Adam, Bree and Chase in their high-tech quarters, which quickly comes back to haunt him.

Première diffusion : 18 mars 2015

S4 E2 • Bionic Rebellion (2)

Chase, Adam, Bree and Leo discover that a confidante has secretly formed an evil rebellion to exact revenge for his father's death by killing Davenport, leading to a bionic battle of good versus evil. Meanwhile, Leo is quick to tell all of the other students that he is not "one of them" while bragging about living with Adam, Bree and Chase in their high-tech quarters, which quickly comes back to haunt him.

Première diffusion : 18 mars 2015

S4 E3 • Left Behind

After sneaking a group of their bionic students off the island, Adam, Bree and Chase accidentally leave Spin and Bob behind and scramble to retrieve them before Davenport finds out.

Première diffusion : 25 mars 2015

S4 E4 • Under Siege

When a series of suspicious events happen overnight at the academy, everyone is convinced a new threat has emerged.

Première diffusion : 1 avril 2015

S4 E5 • Bionic Dog

When Douglas' long lost dog, Otis, shows up on the island, Chase becomes severely allergic and Adam instantly bonds with him.

Première diffusion : 8 avril 2015

S4 E6 • Mission Mania

Feeling left out when no one recognizes him as the fourth member of the bionic team, Leo does his own self-promotion, resulting in more mission alerts than the team can handle.

Première diffusion : 15 avril 2015

S4 E7 • Simulation Manipulation

Adam and Chase each lead their student groups against each other in a series of simulated exercises that will evaluate both student and mentor performance.

Première diffusion : 22 avril 2015

S4 E8 • Forbidden Hero

Leo is injured during a mission and Tasha takes care of him, realizing the danger he puts himself in.

Première diffusion : 1 juillet 2015

S4 E9 • Spider Island

Douglas and Chase work together to reanimate an extinct species of sea spider but the spider escapes and puts the entire academy in jeopardy.

Première diffusion : 8 juillet 2015

S4 E10 • Spike vs. Spikette

Bree and Chase discover that a female bionic student has a commando app like Chase and she starts terrorizing the academy.

Première diffusion : 15 juillet 2015

S4 E11 • Lab Rats vs. Mighty Med (1)

When Chase and Davenport create a groundbreaking energy source with a new piece of technology, the Incapacitator from “Mighty Med” tricks Chase into thinking he’s a potential buyer and takes off with the device. Chase is severely injured in the process so Kaz and Oliver take him to the “Mighty Med” hospital to treat him. Meanwhile, Adam, Bree, Oliver and Skylar try to track down the Incapacitator before it’s too late.

Première diffusion : 22 juillet 2015

S4 E12 • Space Elevator

Davenport’s top scientist Dr. Ryan arrives at the academy to test his latest advance in space technology. Chase is immediately threatened by his young surfer dude demeanor and their rivalry heats up when Chase is forced to work as Dr. Ryan’s assistant.

Première diffusion : 29 juillet 2015

S4 E13 • Bionic Action Hero (1)

Douglas reveals that a former colleague is a movie director who wants to make a movie based on Adam, Bree and Chase; when the director shows up to the Academy with her actor, Troy West, for research, her evil agenda begins to unfold.

Première diffusion : 5 août 2015

S4 E14 • Bionic Action Hero (2)

Douglas reveals that a former colleague is a movie director who wants to make a movie based on Adam, Bree and Chase; when the director shows up to the Academy with her actor, Troy West, for research, her evil agenda begins to unfold.

Première diffusion : 5 août 2015

S4 E15 • One of Us

Chase and Douglas discover that Krane implanted the bionic students with a deadly virus.

Première diffusion : 12 août 2015

S4 E16 • Bob Zombie

Douglas develops a new piece of technology replicating Chase's bionic intelligence and gives it to some of the other academy students, including Bob.

Première diffusion : 30 septembre 2015

S4 E17 • Human Eddy

Davenport gives Eddy a synthetic human body.

Première diffusion : 14 octobre 2015

S4 E18 • The Curse of the Screaming Skull

Principal Perry brings back a skull from a neighboring island and everyone is convinced that it's cursed.

Première diffusion : 21 octobre 2015

S4 E19 • On the Edge

When the president awards Adam, Bree and Chase for their heroics, Leo feels left out and forms his own team. When Leo discovers he and one of his teammates have joint bionic abilities, he pushes her to the limit which causes her to lose her eyesight. Racked with guilt, he moves back to Mission Creek but is forced to regain his courage when his family is put in extreme danger.

Première diffusion : 11 novembre 2015

S4 E19 • On the Edge (1)

Première diffusion : 11 novembre 2015

S4 E20 • On the Edge (2)

Première diffusion : 11 novembre 2015

S4 E20 • On the Edge (2)

Première diffusion : 11 novembre 2015

S4 E21 • Ultimate Tailgate Challenge

When Tasha gets everyone except Perry tickets to the big game, Perry goes crazy and destroys the tickets.

Première diffusion : 2 décembre 2015

S4 E22 • Space Colony

Donald takes everyone for a visit to Davenportia, the first human space colony located on a remote planet called Lithios in another galaxy.

Première diffusion : 20 janvier 2016

S4 E22 • And Then There Were Four

Everyone is shocked when Douglas introduces a fourth bionic sibling named Daniel who’s been living a normal life with an adopted family.

Première diffusion : 13 janvier 2016

S4 E23 • Space Colony (1)

Première diffusion : 20 janvier 2016

S4 E24 • Space Colony (2)

Première diffusion : 20 janvier 2016

S4 E24 • Space Colony (1)

Première diffusion : 20 janvier 2016

S4 E25 • The Vanishing (1)

The academy students suddenly vanish after receiving an operating system upgrade. The team initially blames a glitch, but realize the kids are pawns in a much bigger master plan. The Lab Rats put their lives at risk when they face off against the vanished students' captors - a nefarious duo they recognize from their past.

Première diffusion : 3 février 2016

S4 E26 • The Vanishing (2)

Première diffusion : 3 février 2016