TV series
Young Johnny is gung-ho and full of courage. Johnny's brainiac twin sisters, Susan and Mary, use Johnny as their guinea pig for their outrageous scientific experiments. If they can dream it up, Johnny will do it; as long as his genetically engineered super dog, Dukey, can come along.
Streaming, rental and purchase options
Checked Jul 22, 2026
Johnny Test is available to stream on Netflix and Hoopla in United States. You can also rent or buy it from Google Play, Amazon, and Fandango at Home. Use the direct links below to open the provider.
Young Johnny is gung-ho and full of courage. Johnny's brainiac twin sisters, Susan and Mary, use Johnny as their guinea pig for their outrageous scientific experiments. If they can dream it up, Johnny will do it; as long as his genetically engineered super dog, Dukey, can come along.
Choose an episode, then use the watch options above for the show.
Episode 1
Johnny is finally old enough to participate in Porkbelly’s Annual Running of the Squirrels, but he has to get past Lila, who thinks it’s too dangerous, despite performing many dangerous attempts on her son to stop him.
Directed by Larry JacobsWritten by Keith Wagner
Episode 2
Johnny, the twins and Lila realize it’s Father’s Day, and they don’t have a gift. They try many disastrous attempts, making Hugh wish they had never remembered!
Directed by Larry JacobsWritten by Scott Fellows
Episode 3
Johnny wins an ocean cruise for him and his family, but it turns to be just a trap by Bling-Bling Boy, who deliberately crashes the ship so he can romantically save Susan.
Directed by Larry JacobsWritten by Mark Fellows
Episode 4
Johnny tries various schemes to buy an M-rated video game, not knowing what the consequences will be.
Directed by Larry JacobsWritten by Scott Fellows
Episode 5
After Johnny and Dukey track mud in the house, they use a special stain-remover designed by Susan and Mary, but also learn it can make Johnny invisible.
Directed by Larry JacobsWritten by Brad Birch
Episode 6
Tired of all of the Johnny vs. Bling Bling battles with no winner, the Test sisters and Bling-Bling's science team make a bet to see who is the final winner of the battles.
Directed by Larry JacobsWritten by Scott Fellows
Episode 7
Johnny and Dukey bring characters in a science-fiction movie to life with Susan and Mary's 3-D glasses, and now the aliens in the movie want to conquer the Earth.
Directed by Larry JacobsWritten by Keith Wagner
Episode 8
Mary turns Johnny and Dukey into sharks when Bling Bling Boy hypnotizes Susan into falling in love with him.
Directed by Larry JacobsWritten by Rick Groel
Episode 9
A time-traveling mishap sends Johnny and Dukey back to the 1950s.
Directed by Larry JacobsWritten by Brad Birch
Episode 10
Johnny wants to increase his charisma when he becomes jealous of Gil's popularity.
Directed by Larry JacobsWritten by Mark Fellows
Episode 11
Johnny uses his sisters' genetically altered rat for a school project, only to have it stolen by a desperate circus owner to save his failing show.
Directed by Larry JacobsWritten by Bobby Gaylor
Episode 12
Johnny and Dukey help Mr. Black and Mr. White catch a runaway robot dog before it explodes.
Directed by Larry JacobsWritten by Lazar Saric
Episode 13
Johnny, his friends, and his enemies compete with each other in a lawn mower race.
Directed by Larry JacobsWritten by Martin Olson
Episode 14
Johnny "borrows" his sisters' worker drones to build the ultimate treehouse to impress Sissy, but ultimately ends up failing.
Directed by Larry JacobsWritten by Mike Yank
Episode 15
When Johnny is ordered by his school to go camping with his father, he uses his sisters' ray gun to turn Dukey into a monster to scare his father out of it, only to have Bigfoot fall in love with monster Dukey.
Directed by Larry JacobsWritten by Bobby Gaylor
Episode 16
Johnny competes with his family, his friends, and his enemies in a prank war. Error: When Johnny said to Dukey an escape plan, Dukey said look it's Gill.When Mr. Mittens [ aka.Super kitty prakster S.P.K. for short.] said I can't beleve you fell for it meanen it was a prank.
Directed by Larry JacobsWritten by Scott Fellows
Episode 17
Aliens from a meat-themed planet ask Johnny to protect their home world from Dark Vegan who wants to destroy it out of frustration because of his failure to make the perfect toast.
Directed by Larry JacobsWritten by Keith Wagner
Episode 18
The Super Smarty Pants possesses an Eskimo to get to Johnny, where it kicks him away and possesses Johnny, making him the smartest kid in school. Not wanting to be outsmarted, his sisters go to great lengths to de-pants him.
Directed by Larry JacobsWritten by Joshua Hamilton
Episode 19
Johnny accidentally turns his sisters into vampires, and has to save Gil from getting bitten by his lovestruck vampire sisters and change them back.
Directed by Larry JacobsWritten by Mark Drop
Episode 20
Johnny eats all of the peach yogurt, not knowing that each container is filled with growth serum, and becomes a Hulk monster, causing destruction.
Directed by Larry JacobsWritten by Scott Fellows
Episode 21
Susan and Mary make a key for Johnny that can open any lock in Porkbelly, but people try to steal it for their own benefits.
Directed by Larry JacobsWritten by Rick Groel
Episode 22
When Johnny's mom makes him wear a big winter coat, he is teased at school. However, Mr. Black, Mr. White, and the General ask Susan and Mary to make some sort of weapon to destroy aliens if they ever attacked, so they make Johnny's jacket the weapon.
Directed by Larry JacobsWritten by Scott Fellows
Episode 23
Tired of Johnny's constant lying, Susan and Mary attach a second mouth to him that does nothing but tell the truth.
Directed by Larry JacobsWritten by John Derevlany
Episode 24
Susan swaps bodies with Johnny so that she and Mary can get a men-only science award.
Directed by Larry JacobsWritten by Rick Groel
Episode 25
Johnny spends the night in a haunted house with Dukey and Jillian to win a ton of candy.
Directed by Larry JacobsWritten by Bobby Gaylor
Episode 26
Johnny stays up half the night to watch a six-hour Halloween monster-movie marathon, then steals his sisters' dream machine (thinking it to be an alarm clock) so that he will be able to wake up in time for school the next day; however, he has nightmares during the night which the device brings to life.
Directed by Larry JacobsWritten by Bobby Gaylor
Episode 27
Tired of Johnny's repulsive eating habits, Hugh challenges him to a bet to see if he can go one full meal without complaining about his food or making rude noises.
Directed by Larry JacobsWritten by Mark Fellows
Episode 28
When Johnny and Dukey get tired of the same old Porkbelly, they ask the girls to make it seem more fun. But they accidentally get sent to an alternate universe where they find that everyone (including themselves) is the opposite gender.
Directed by Larry JacobsWritten by Brad Birch
Episode 29
Johnny and Dukey try to escape when they are imprisoned by Wacko in a video game.
Directed by Larry JacobsWritten by Denise Downer
Episode 30
Susan and Mary turn Johnny and Dukey into girls so that they can win the grand prize at a roller derby match, but things quickly get difficult when a blow on the head gives Dukey amnesia, and he thinks that he is a real derby queen.
Directed by Larry JacobsWritten by Jennifer Keene
Episode 31
The Tests try to get Johnny a new toy when it sells out in the local shopping mall.
Directed by Larry JacobsWritten by Scott Fellows
Episode 32
Johnny invites everyone to his house for a snowball fight, but forgets to put the word "fight" on the invitation, which misleads everyone into believing it's actually a "Snow Ball" dance.
Directed by Larry JacobsWritten by Scott Fellows
Episode 33
Johnny heads to summer camp and battles in a boating competition against rival rich-kid campers.
Directed by Larry JacobsWritten by Keith Wagner, Lazar Saric
Episode 34
Johnny's dad gets fed up with his filthy bathroom and demands Johnny to clean it up but when Johnny uses his sisters' special germ foam and his dad's cleaning products, problems arise as it causes the germs to grow out of control.
Directed by Larry JacobsWritten by Stephen Sustarsic
Episode 35
Johnny is determined to break a world record so he can get into the Frothy Book Of Crazy, Inane & Useless Records.
Directed by Larry JacobsWritten by Merriwether Williams
Episode 36
Johnny, his friends, and his enemies take on a snooty rich boy in a dog sled race.
Directed by Larry JacobsWritten by Brad Birch
Episode 37
Johnny, Dukey, and the girls set out to find the treasure of Pie-Eyed Pat when they find his treasure map in the attic.
Directed by Larry JacobsWritten by Joshua Hamilton
Episode 38
Johnny must do some extra credit for school, or he will fail the course and have to make it up in summer school.
Directed by Larry JacobsWritten by Dean Stefan
Episode 39
When Johnny breaks his foot in a dangerous stunt, which Hugh and Lila ground him for, his sisters step up to create a robotic one for him.
Directed by Larry JacobsWritten by Mike Yank
Episode 40
Angry at Johnny for having Wacko put in jail, his brother The Tickler decides it's time for him to stop Johnny once and for all, so he kidnaps Susan and Mary and takes their lab, forcing Johnny to seek help in unexpected places.
Directed by Larry JacobsWritten by John Derevlany
Episode 41
Johnny and Dukey try to catch bugs, only to come upon a ladybug with a voracious appetite.
Directed by Larry JacobsWritten by Mark Fellows
Episode 42
Bling-Bling tries to get Susan once again, but his henchmen soon rebel against him by tying him up with Susan.
Directed by Larry JacobsWritten by Bobby Gaylor
Episode 43
Sick of cheap cereal prizes that don't work, Johnny decides to make himself a new breakfast cereal. But everything goes haywire when Johnny decides to put in real ray guns made by his twin sisters, and the entire town of Porkbelly becomes a city of chaos and destruction of what anyone chooses to destroy.
Directed by Larry JacobsWritten by Jennifer Keene
Episode 44
When Dukey's DNA begins to degrade, reverting him into a normal dog, the girls attempt to upgrade it, but their upgrade goes overboard, turning Dukey into a rich, snooty dog.
Directed by Larry JacobsWritten by Denise Downer
Episode 45
Johnny tries to prove to Sissy that he can do magic so he gets his sisters to help him.
Directed by Larry JacobsWritten by Joshua Hamilton
Episode 46
Johnny disagrees to help the girls test experiments so they create a special doll that can control Johnny but Johnny seeks revenge and creates special dolls that can control the girls.
Directed by Larry JacobsWritten by Mike Yank
Episode 47
Johnny becomes Speed McCool's new stunt man.
Directed by Larry JacobsWritten by Brad Birch
Episode 48
Black and White get into trouble in outer space and the kids must save them.
Directed by Larry JacobsWritten by Phil Ivanusic
Episode 49
Johnny and Dukey go back in time to meet Johnny's ancestor in order to write a report about him.
Directed by Larry JacobsWritten by Rick Groel
Episode 50
The Tests become rich when they sell one of Susan and Mary's inventions, but Bling Bling is jealous and goes to war with them.
Directed by Larry JacobsWritten by Dave Beatty
Episode 51
Johnny visits Reptoslicer and his family, but Reptoslicer then tries to eat Porkbelly.
Directed by Larry JacobsWritten by Bobby Gaylor
Episode 52
When Earth Day approaches, Johnny is visited by three ghosts.
Directed by Larry JacobsWritten by Bobby Gaylor
Episode information updated Jul 24, 2026
James Arnold TaylorJohnny Test (voice)
Maryke HendrikseSusan Test (voice)
Louis ChirilloDukey (voice)
Ashleigh BallMary Test (voice)
Lee TockarThe General / Bling-Bling Boy (voice)
Ian James CorlettHugh Test (voice)
Trevor DevallDukey (voice)
Kathleen BarrLila Test (voice)
The WBUnited States
Cartoon NetworkUnited States
The CWUnited States
TeletoonCanada
BoomerangUnited States
Cookie Jar EntertainmentCanada
