Season 3
23 episodes · Nov 27, 2004
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S3E1Lights! Camera! Danger!
Nov 27, 200424mFamous film director Quintin Smithee is coming to Retroville to make his next big movie, and Jimmy, Cindy, Libby, Sheen and Carl all have starring roles.
S3E2The N Men
Nov 27, 200424mAfter a run in with a radiation belt in outer space, Jimmy, Cindy, Carl, Sheen and Libby are all endowed with super powers.
S3E3The Tomorrow Boys
May 23, 200524mJimmy, Sheen, and Carl travel 15 years into the future, only to find that some things have gone wrong. Can they right the past to save their future?
S3E4Fundemonium
May 24, 200524mJimmy's dad loses his job at the now-defunct automotive plant which means that the Neutrons may have to move to a new town. As a last-ditch effort to keep the family in Retroville, Hugh applies for a job as a toy inventor.
S3E5Stranded
May 26, 200524mA trip gone wrong ends up turning even worse when Jimmy and Cindy get into an argument that winds up getting them stranded together.
S3E6Jimmy Goes to College
May 27, 200524mJimmy is recruited by the most prestigious science college in the country to be their new superstar student. But when he gets there, Jimmy becomes the unwitting target of rival student, Seymour Nimmelfarb.
S3E7Who's Your Mommy?
Jun 20, 200512mOn a trip to Planet Schmengy, a strange alien substance attaches itself to Carl's face.
S3E8Clash of the Cousins
Jun 20, 200512mThe Neutron family has gathered to celebrate Great Aunt Amanda's birthday. When Jimmy's present explodes, everyone suspects him of fowl.
S3E9My Big Fat Spy Wedding
Jul 22, 200524mJimmy's new mission from the BTSO is to follow Beautiful Gorgeous. He takes the job and he discovers that she and Jet Fusion are getting married!
S3E10Crouching Jimmy, Hidden Sheen
Nov 18, 200524mIn Retroville, Sheen is just an average hyperactive kid. But in Shangri Llama, he is known as The Chosen One, or One Who Puts Foot Behind Head.
S3E11The Incredible Shrinking Town
Jan 23, 200624mWhen the entire population of Retroville is accidentally hit by Jimmy's shrink ray, the Space Bandits abduct everyone with the nefarious plan of marketing and selling them throughout the galaxy as living dolls.
S3E12One of Us
Jan 24, 200612mA new TV show turns everyone in Retroville into mindless and exceedingly cheerful zombies.
S3E13Vanishing Act
Jan 24, 200612mTo impress Betty Quinlan, Jimmy performs a magic show using a cheap magic kit that's full of his own technological upgrades.
S3E14The Trouble with Clones
Jan 25, 200624mThe evil Jimmy clone is back, and he's reconfigured the cloning device to make an evil clone of the Earth with an alarming side effect – the real Earth is starting to disappear.
S3E15The Evil Beneath
Jan 26, 200612mThe boys travel to the Bahama Quadrangle to disprove the myth of the disappearances associated with the mysterious site.
S3E16Carl Wheezer: Boy Genius
Jan 26, 200612mCarl's pen pal, Elke Elkberg from Sweden, is coming to Retroville to meet him, and Carl is in a panic.
S3E17Who Framed Jimmy Neutron?
Jan 27, 200612mJimmy is framed for a break in at the Retroville Bank. When Carl and Sheen attempt to free him from his incarceration, the three boys end up on a chain gang together.
S3E18Flippy
Jan 27, 200612mJimmy places a funny chip into Hugh's new Flippy puppet when he insists on using it for Career Day at school. But Jimmy soon learns that Flippy is stealing his dad's mind and has to save him before Flippy disposes of him.
S3E19How to Sink a Sub
Nov 17, 200612mWhen Jimmy hides a time displacement device in the teachers' transportation to the annual education convention, the entire faculty of Lindberg Elementary is sent into temporary time limbo.
S3E20Lady Sings the News
Nov 17, 200612mThe kids become news anchors for a local television network.
S3E21King of Mars
Nov 25, 200624mEustace Strych is back, and he's still determined to humiliatingly defeat Jimmy. Now the race to find an energy source on Mars is on! Who will win?
S3E22El Magnifico
Nov 25, 200612mSheen's dad, Mr. Estevez desperately wants to impress his son, so he pretends he is a superhero.
S3E23Best in Show
Nov 25, 200612mGoddard is disqualified from the Retroville Pet Show because he is not technically a real dog.