Teenage Mutant Ninja Turtles
season navigation
1 2 3 4 5

The following is a list of episodes in the third season of Teenage Mutant Ninja Turtles, listed in production order.

Starting in this season, Seth Green took over as Leonardo's voice.


Image # Title Original air date
(United States)
No Image.png 53 "Within the Woods" October 3, 2014 (2014-10-03) 301
Three months after being driven out of New York and narrowly escaping from Shredder and the Kraang, the gang take shelter at April's family farmhouse in Northampton, Massachusetts to recover and figure out how to stop the Kraang. The Turtles also deal with not having Splinter around, the possibility of Leo not making a full recovery, and a mysterious creature that is stalking the group.
No Image.png 54 "A Foot Too Big" October 10, 2014 (2014-10-10) 302
After Donatello once again tries to impress April (this time with a music box), he discovers and befriends Bigfoot, who is being hunted by a collector named The Finger. Donatello then convinces the others to help protect it. However, Bigfoot (who is a girl) grows to have a crush on Donatello and tries to win him over. Donatello realizes that Bigfoot liking him has the same effect as him liking April.
No Image.png 55 "Buried Secrets" October 17, 2014 (2014-10-17) 303
The Turtles discover a lost Kraang scout ship under the house and find April's lost mother. However, Mikey has suspicions that April's mother may not be who she appears to be. Even though no one believes him, they soon learn that she is actually a Kraang creature infused with the real Mrs. O'Neil's human DNA and memories.
No Image.png 56 "The Croaking" November 7, 2014 (2014-11-07) 304
After getting in trouble for trashing the house, Michelangelo gets upset and flees. After meeting Napoleon Bonafrog, he unknowingly joins them in a plan to capture the humans and take over the nearby city.
No Image.png 57 "In Dreams" November 14, 2014 (2014-11-14) 305
When the Turtles are trapped in their dreams by a brotherhood of outer-dimensional beings called the Dream Beavers, April tries to wake them up using her inherent psionic abilities, and Casey goes to find a man who holds the key to stopping the Beavers from draining the Turtles' life-force.
No Image.png 58 "Race with the Demon!" November 21, 2014 (2014-11-21) 306
Casey and Donatello must put aside their differences and work together to build a hot rod when a mutant car called Speed Demon endangers them and their friends.
No Image.png 59 "Eyes of the Chimera" January 11, 2015 (2015-01-11) 307
When a mutant Chimera (created by mutagen combining a falcon, a fish that it caught, and a worm that was in the fish's mouth) is created by Speed Demon's mutagen (from the previous episode), it kidnaps Casey, Raph, Mikey and Donnie, leaving April and Leo to stop it while overcoming their own disabilities; which is made even more difficult when April's mental link with the Chimera allows her to see through its eyes and feel its pain.
No Image.png 60 "Vision Quest" January 18, 2015 (2015-01-18) 308
When the Turtles go to train in the woods to make them all more one with nature, they are visited by a spiritual manifestation of Splinter, who informs them that they must overcome their weaknesses by facing off against their enemies in a vision quest to prepare themselves for their return to New York.
No Image.png 61 "Return to New York" January 25, 2015 (2015-01-25) 309
Upon returning home to New York City, the Turtles discover that the city has been overrun with Kraang Droids and Foot Bots. As they travel through the Kraang filled city, they find out that Splinter is suffering amnesia due to the injuries he got from his battle with Shredder. Splinter is then captured by the Foot Clan and held hostage by Stockman-Fly and three Shredder Mutants created from the DNA of Shredder and some crustaceans.
No Image.png 62 "Serpent Hunt" February 1, 2015 (2015-02-01) 310
As Splinter feels disheartened without Karai back in the family, the Turtles search for her, but are confronted by Zeck and Steranko, who are also looking for Karai to exchange to Shredder for protection from the Kraang populace.
No Image.png 63 "The Pig and the Rhino" March 8, 2015 (2015-03-08) 311
After Donnie finishes a new batch of retro-mutagen in hopes of returning Karai back to normal, the Turtles set out with April and Casey to search for her again. They find themselves being hunted by Zeck and Steranko (who were mutated by Shredder into the warthog and white rhinoceros mutants Bebop and Rocksteady at the end of the last episode) where they are sent to find Karai again as well.
No Image.png 64
"Battle for New York" March 15, 2015 (2015-03-15) 312
Part One: When the Turtles encounter a Kraang resistance team of mutants called "the Mighty Mutanimals" (consisting of Slash, Leatherhead, Dr. Tyler Rockwell's monkey form, and Pigeon Pete and backed by Jack J. Kurtzman), Leo and Slash butt heads over how to carry out a mission when Kraang Sub-Prime leads the Kraang in a plot to mutate the entire Earth with a giant mutagen-filled missile.

Part Two: Working together alongside the Mighty Mutanimals, the Turtles must brave the bizarre, upside-down world of Dimension X to bring home the enslaved people of New York while fighting Kraang Sub-Prime and Mrs. Campbell.

No Image.png 66 "Casey Jones vs the Underworld" March 22, 2015 (2015-03-22) 314
Livid for being left behind by the Turtles to save New York with the Mighty Mutanimals (from the previous episode), Casey tries to prove that he can take on the criminal underworld on his own. However, he discovers that he is in way over his head, when the Shredder gets Manhattan's criminal underworld on the Foot Clan's side. Casey also goes head to head with the Purple Dragon's new and official leader Hun, as the Foot Clan plans to use a factory in the Purple Dragon's territory to further the Foot Clan's latest plot.
No Image.png 67 "The Noxious Avenger" April 26, 2015 (2015-04-26) 315
When Garson Grunge, a humble garbage man who had encounters with several mutants during his career as a sewer worker, is accidentally mutated into the garbage mutant Muckman during a face-off between the Turtles and Bebop and Rocksteady, he gains notoriety as New York City's "Monster Hero" after he saves a man from the Purple Dragons. However, Muckman blames the Turtles for his mutation. The Turtles' situation is complicated further not only when Splinter grounds them for getting caught by a news crew that was following Muckman, but also when Bebop and Rocksteady trick Muckman into helping them find an ingredient for a mind-control serum.
No Image.png 68 "Clash of the Mutanimals" May 3, 2015 (2015-05-03) 316
With his mind-control serum completed, Shredder uses it to infect Slash and Dr. Tyler Rockwell. Under Shredder's control, they kidnap Raphael and infect him as well, intending to use them to kill the turtles and the mutanimals.
No Image.png 69 "Meet Mondo Gecko" May 10, 2015 (2015-05-10) 317
While hanging out together, Michelangelo and Casey meet a skateboarding leopard gecko mutant Mondo Gecko. While Mikey makes quick friends with the mutant, Casey is suspicious of Mondo's true intentions as he is an errand person for Mr. X (an alias of Fishface).
No Image.png 70 "The Deadly Venom" May 17, 2015 (2015-05-17) 318
With Karai brainwashed by Shredder's mind-control serum she begins hunting and poisoning the Turtles as well as April and Casey. Splinter teaches Leonardo a special healing mantra that can effectively counteract the potentially lethal venom of Snake Karai.
No Image.png 71 "Turtles in Time" August 2, 2015 (2015-08-02) 319
When the Turtles encounter a clumsy Time Master in Training named Renet, they must help her in retrieving her time-controlling scepter from an evil Mutant Time Master known as Savanti Romero, in Medieval England.
No Image.png 72 "Tale of the Yokai" August 9, 2015 (2015-08-09) 320
Now trapped sixteen years in Tokyo, Japan's not-too-distant past, after an accident with Renet's Time Scepter, the Turtles encounter a sixteen-year younger Hamato Yoshi and Oroku Saki, in the middle of their escalated rivalry over Tang Shen's heart, and the infant Miwa's stolen life and future as Karai.
MS.png 73 "Attack of the Mega Shredder!" August 16, 2015 (2015-08-16) 321
The Turtles attempt to steal one of the Shredder's Worms in order to make a cure for the Mind-Control Serum, only for them to face Shredder's biggest mutant yet.
No Image.png 74 "The Creeping Doom" August 23, 2015 (2015-08-23) 322
After Michelangelo fools around in his lab, an accident causes Donatello's Intelligence to drop rapidly, as well as revive both the Creep, and Snakeweed.
No Image.png 75 "The Fourfold Trap" September 13, 2015 (2015-09-13) 323
After being kidnapped by the hypnotized Karai, the Turtles are placed in deadly traps that they must work together in order to escape. Splinter, in his efforts to save the turtles, is forced to face his daughter, Karai, in order to free her from Shredder's mind control.
No Image.png 76 "Dinosaur Seen in Sewers!" September 20, 2015 (2015-09-20) 324
Raphael meets and "befriends" a delusional Alien Dinosaur known as Zog, the Triceratons. However, after it attacks the Mutanimals, and is reputable for being feared by the Kraang, is there more to the savage alien dinosaur than meets the eye?
No Image.png 77
"Annihilation: Earth!" September 27, 2015 (2015-09-27) 325
Part One: After learning that the Earth is in danger of being invaded by both the Kraang in their repaired Technodrome and the Triceraton Empire, the Turtles, April, Casey, Leatherhead, and a Kraang rebel known as "Bishop" must work together to take out the Technodrome before the Triceratons arrive and wipe out the Earth.

Part Two: Even after recruiting the Mutanimals and some old friends to help them, with Michelangelo kidnapped, and time running out for the Earth, the Turtles must stage a rescue for their youngest brother from the Triceraton Empire. Meanwhile, Splinter and the Shredder are forced to form an uneasy alliance to stop the Triceratons from activating a device that creates a lethal Black Hole that will swallow all of Earth.

External links