1Pilot - Runaway Rocketboy!
Jimmy, angry with his parents about grounding him for launching Carl off the roof, decides to run away.
2Os Yolkians Atacam Novamente
Os Yolkians vieram à Terra, mas desta vez procuram apenas paz e fraternidade com o povo de Retroville. Enquanto Jimmy Neutron suspeita do pior, todos na cidade estão prontos para perdoar e esquecer.
3Operation: Rescue Jet Fusion
Jimmy is enlisted as a spy by the Big Top Secret Organization. His mission: find and rescue Agent X - who turns out to be Jimmy's movie hero, Jet Fusion.
4The Jimmy Timmy Power Hour
Timmy Turner is magically sent to the secret lab of none other than Jimmy Neutron, the boy with the genius IQ. How will Timmy and Jimmy get back to each other's own worlds?
5Win, Lose, and Kaboom!
A strange meteor lands in Retroville, bearing a mysterious message in an alien language. When Jimmy is finally able to translate and answer the riddle, he, Cindy, Libby, Sheen, Carl, Bolbi, and Goddard are sucked into space - only to find that the message is an invitation to Intergalactic Showdown! Team Earth must learn to work together to win - or lose their home planet!
6Attack of the Twonkies
Jimmy returns from an excavation on the Twonkus-3 comet with a small furry creature burrowed in his soil samples that have a rather violent reaction to music.
7League of Villains
King Goobot has organized the most diabolical collection of bad guys to ever assemble on one space station. Their mission: Get Jimmy Neutron.
8Jimmy Timmy Power Hour 2 - When Nerds Collide
Jimmy Neutron and Timmy Turner vie against each other for Cindy's affections and Professor Calamitous employs Cosmo and Wanda in his evil plans.
9Jimmy Timmy Power Hour 3 - The Jerkinators!
Jimmy and Timmy are at it again: bickering over the affections of Cindy, but somehow end up fighting off enemies together!