As of July 2026, Johnny Test Season 3 aired in 2007 with 26 episodes — streaming now on Hoopla. Full episode guide and where to watch below.

Johnny Test Season 3 poster

← Back to Johnny Test

Johnny Test Season 3

2007 26 Episodes Animation · Comedy ⭐ 6/10

If you are after a comedy that actually makes you laugh out loud, Johnny Test Season 3 is available on and right now. The 1-season run is exactly the right length for what it is doing. 255 people have weighed in on TMDB, and the verdict leans heavily positive. James Arnold Taylor is the obvious draw, but the whole ensemble earns its laughs. Available now — press play and find out why people keep recommending it.

Johnny Test Season 3 is not trying to be everything to everyone, and that focus is exactly what makes it work. Johnny Test Season 3 gets the fundamentals right first, then finds room to get weird with it. Season 3 of Johnny Test includes 26 episodes. It aired from August 2007 to February 2008. This season stars James Arnold Taylor, Maryke Hendrikse and Louis Chirillo. James Arnold Taylor and Maryke Hendrikse lead a cast that brings real weight to the material. It was aired in 2007. The timing in Johnny Test Season 3 is precise enough that even the throwaway lines land on a second watch. It delivers reliably on what it promises, which is more than most of its competition manages.

For viewers who want something light without wanting something stupid, Johnny Test Season 3 respects your intelligence. It has built its own audience without needing a direct comparison. It is a manageable watch, easy to fit into a single week. James Arnold Taylor anchors an ensemble with real chemistry. Genuinely funny, consistently, across the whole run.

📡 Where to Watch Johnny Test Season 3

🇦🇺 Australia

🇺🇸 United States

Netflix Standard with Ads

🇨🇦 Canada

🇳🇿 New Zealand

🎬 Johnny Test Season 3 — Episode Guide

Johnny vs. Bling-Bling Boy 3

When Eugene finds out that Johnny is what stands in the way of him and Susan, he sets out to lock Johnny up forever as he tries to get the last ingredient for his sister's "Susan-hating lozenge".

Stinkin' Johnny

Johnny wants to buy an HDTV and the twins need an important ingredient for their experiment. The only solution: Enter Johnny in a professional wrestling competition so they can win $10,000, so they make Johnny a wrestling suit which allows him to spray stink gas from his suit.

Johnny X and the Attack of the Snowmen

Brain Freezer creates an army of snowmen, and only Johnny X can stop him.

Johnny vs. Dukey

After Johnny and Dukey send Bumper packing, they start to come against each other in a game of "Say Uncle".

Here Johnny, Here Boy

Fed up with the lack of respect, Dukey has convinced Mary and Susan to turn Johnny into a dog. In the meantime Mary and Susan turn themselves into animals so they can get loved by Gil. It all goes wrong when Animal Control arrives and snatches them.

Johnny Applesauce

After hearing about American heroes in Social Studies class, Johnny decides to help his classmates by bringing back applesauce as a vigilante after the Lunch Lady outlaws it. However, this lands him into trouble.

Johnny and Dukey are transported into their favorite video game, Tiny'Mon, but they end up trapped and must defeat Blast Ketchup, and his Tiny'Mon Kadoomerang, to get back home, with only the seemingly useless Cuddlebuns for protection.

Bath Time for Johnny

Johnny refuses to bathe, and his family forcibly attempts to wash him. Meanwhile, Dukey is mad because he thinks Johnny forgot his birthday.

Johnny Test: Monster Starter

Mr. Black and Mr. White ask Susan and Mary to design a new weapon, so they make a helmet that allows the user to control things with their mind. But it becomes a huge mistake when it's stuck on Johnny's head, and his obsession with a new video game now makes any inanimate object he sees turn into a ...

Johnny is upset because the holidays that give free candy to the world are spread too far apart, so Johnny decides to start his own holiday, known as Kids Get Free Candy Day, and try to spread free candy. When there are some adult protests against this holiday, Johnny, Dukey, Susan, and Mary gain an...

Coming to a Johnny Near You

When Dukey explains how narration makes everything seem better, Johnny convinces Susan and Mary to make a reality warping megaphone, but it malfunctions.

When Johnny Comes Marching Home

Johnny buys a video game which turns out to be a military plot to recruit an elite team of super soldiers, and then he must join the fight against a group of renegade penguins who are losing their home to global warming.

Johnny drinks an unstable isotope so he can get sick and not have to study for a test for school. Unfortunately, not only does the isotope give him red spots and a purple tongue, if it's not cured within four hours, it's going to give him immense bloating, cause violent coughing, and eventually make...

Johnny Mustache

Johnny has his sisters use an invention that will give him a mustache so that Johnny can get into a movie meant for older people. But when Bling Bling Boy pesters Johnny to use the invention on him, Johnny shoots the invention at him too much and now Eugene looks like the monster from a movie.

When Bumper uses kung fu moves to take over the school, Johnny seeks Dukey's kung fu advice, but to no avail.

Johnny Escape From Bling-Bling Island

Bling-Bling Boy steals Susan and Mary's shoes, and it is up to Johnny and a reluctant Dukey to retrieve them before their dinner with Gil.

Johnny's Monkey Business

Susan and Mary need to get Lolo away from Johnny and Dukey for various tests when they try to make a profit out of her in order to get a video game system.

Johnny must make a bench for woodshop class or he goes to summer school.

Johnny Long Legs

Doggone doggy adventures result when Susan and Mary fashion a mind-controlling obedience collar to tame Dukey's bad behavior. Then, the girls invent an acne cream.

Johnny Test in Outer Space

While trying to find life on other planets, Johnny meets a leader from the planet Vegandon who attempts to destroy the Earth by sucking out its natural resources.

🎭 Cast of Johnny Test Season 3

James Arnold Taylor

James Arnold Taylor

Johnny Test (voice)

Maryke Hendrikse

Maryke Hendrikse

Susan Test (voice)

Louis Chirillo

Ashleigh Ball

Mary Test (voice)

Lee Tockar

The General / Bling-Bling Boy (voice)

Ian James Corlett

Ian James Corlett

Hugh Test (voice)

Kathleen Barr

Lila Test (voice)

Scott McNeil

Mr. White / Bumper (voice)

Bill Mondy

Mr. Black (voice)

📋 All Seasons of Johnny Test

Season 1 Season 2 Season 4 Season 5 Season 6

Never Lose Track of Johnny Test

TV Butler Pro lets you search every streaming service in seconds, tracks what you've watched, and works completely free. No app download needed.

🎩 Try TV Butler Pro Free