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Robotboy

2005 ★ 7.4 4 seasons 130 eps TV-MA

Animation

Comedy

Action & Adventure

Kids

Sci-Fi & Fantasy

Family

Robotboy is the latest creation of the world renowned scientist Professor Moshimo. Due to fears that Robotboy would be stolen by his arch-enemy Dr. Kamikazi and his main henchman Constantine to be used to take over the world, Professor Moshimo entrusts Robotboy to 10-year-old Tommy Turnbull, his biggest fan. While being protected by Tommy and his two friends Lola and Gus, or "G-man" as he calls himself, Robotboy learns how to behave and act as if he were a real boy.

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Where to watch Robotboy

Robotboy is available to stream on Nabby via 6 verified sources, aggregated from publicly available embed providers. The animation from Jan van Rijsselberge has 4 seasons and 130 total episodes, rated 7.4/10 by 67 viewers.

Last verified: October 13, 2026 · Source: TMDB

Episodes 130 total across 4 seasons

52 episodes20053 watched

Dog Ra/War and Pieces✓

Tommy and Gus find a dog on the street and decide to keep him. But Robotboy thinks he's an evil dog and tries to obliterate him. / Tommy loses one of Robotboy's parts, so the gang fly to Moshimo's ice lab to find a new piece.

Brother/ Roughing It✓

Relunctantly, Kamikazi lets Constantine make a robot of his own which he calls Constabot. Meanwhle, Robotboy learns that laughing at others is mean. / Robotboy gets sent to an orphanage when Tommy doesn't clean up his toys and there, Robotboy befriends a sensible orphan.

I Want That Toy!/ Sweet Revenge!✓

Kamikazi invents Teasebots, who tease Robotboy and make him so mad and annoyed all the energy drains from him, so he can capture him. / Constantine captures Lola, so Tommy, Gus and Robotboy travel to Kamikazi's base to get her back. But then Gus and Robotboy both get captured too! Can Tommy save the day on his own?

Cleaning Day/ Constabot✓

Agent 17 sees Robotboy flying in the sky, super activated, and decides to warn everyone that he is a metal alien when he is really a hero. / Robotboy recieves a tranmission from the year 2105 (100 years in the future)revealing that Robotboy will take over the world and must be destroyed.

The Donnienator/ Halloween!✓

Robotboy keeps thinking everything is a danger and he blows up everything, so Moshimo gives Tommy a chip to install into Robotboy that makes him unable to fight. / It's Halloween, and everyone is having fun. Robotboy dresses as a hunchback, Gus dresses as 'The Guy in the Mask', Lola dresses as a cowgirl and Tommy dresses as Robotboy. Kamikazi thinks Tommy really is Robotboy and captures him.

Teasebots/ Constantine Rising✓

Robotboy keeps thinking everything is a danger and he blows up everything, so Moshimo gives Tommy a chip to install into Robotboy that makes him unable to fight. / Kurt, the bully, pretends to be Tommy's friend in order for his dad to clone Robotboy and destroy the original. Tommy falls for it and ditches Gus.

Metal Monster/ Time-Transmission✓

Robotboy wants a family of robots, and when he finds out he has a brother called Protoboy he goes to Kamikazi's lab to find him. But soon he finds out he's evil. / The gang get shot down while riding home, and end up in the forest where they have to survive until Robotboy gets his battery recharged. Meanwhile, Kamikazi and Constantine are lurking there too!

Robot Love/ Brother Bjorn✓

A couple of security gaurds at a huge top shop believe Robotboy is a toy and Tommy has stolen him. It is later revealed to be a plan by Kamikazi. / Tommy leaves Gus in charge of Robotboy when he is in hospital with a cracked skull. Gus dumbly activates Robotboy to rampage around town to find a new candy called Kazi Krunch.

The Boy Who Cried Kamikazi/ Christmas Evil✓

Robotboy bugs Tommy to take him to the Robo Con. There, Robotboy falls in love with Mono Lethal, a beautiful fighter robot. / A stuck-up kid called Bjorn is a robot inventor just like Prof. Moshimo, and believe he is the greatest robot maker in the world. He meets Tommy and Robotboy, who instantly rival each other.

Human Fist on Ice/ Robot Rebels✓

Tommy keeps warning Robotboy that Kamkikazi is behind them for a joke. But when Kamikazi is really there, Robotboy won't believe him! / It's Christmas! Everyone is excited except Gus, who never gets any presents. Meanwhile, Robotboy gets boxed up on Christmas Eve and Kamikazi is out to find him.

Underwater/Kamikazi Nightmare✓

Tommy, Robotboy, Donnie, Gus and Tommy's father all decide to go on a fishing trip. But Kamikazi plans to sabotage their boat underneath them. / The evil Kamkikazi transmits a nightmare into Tommy's brain, making him go crazy. Robotboy gets scared and goes beserk. Tommy, Gus and Lola now must get revenge.

Don't Fight It!/ Kurt's Father✓

Kamikazi uses the Human Fist to get Robotboy for him, while Tommy, Gus and Lola want to see 'The Human Fist on Ice'. / Lola’s dad gets Lola some robots so he’ll pay more attention to her. But things don't go as planned.

Crying Time/ Runaway Robot✓

Robotboy cries all his oil out at a sad play Constantine and Kamikazi put on. After, Kamikazi captures Robotboy and turns him evil. / Bjorn promises Robotboy that he will become a real boy with his machine after seeing that Robotboy wants to be real, but Bjorn is just trying to destroy him so his robot will be the best.

Frequently asked

How many seasons does Robotboy have?

Robotboy has 4 seasons with 130 episodes in total.

Is Robotboy still on the air?

Robotboy has ended and is no longer in production.

What network airs Robotboy?

Robotboy airs on Cartoon Network.

When did Robotboy first air?

Robotboy first aired on November 1, 2005.

Cast

Rupert Degas

Rupert Degas

Lorraine Pilkington

Lorraine Pilkington

Tommy Turnbull

Mark DeCarlo

Mark DeCarlo

Charlie Schlatter

Charlie Schlatter

Tara Strong

Tara Strong

Togo Igawa

Togo Igawa

Megan Cavanagh

Megan Cavanagh

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