Season 1[]
The Responsible[]
- The writing credits for this episode include "Song Lyrics" credited to Michael Gendi, implying that the episode originally contained a song.
The Third[]
- There are two scrapped layouts and backgrounds.
The Quest[]
- In an early storyboard for this episode, Sussie was supposed to be tossing Anais' doll around with Tobias, but the storyboard artists replaced her with Carrie for unknown reasons.
- Jamie and Banana Joe were also present in early storyboards for this episode, but they were ultimately dropped from the final product.
- Gumball's line "Darwin! I got it!' wasn't said in the storyboards.
- Originally, Gumball was going to tell Darwin to talk to Tina, shocking the latter.
- A close-up on Anais was going to happen when Anias asks her brothers where her doll was.
- After losing the cute contest, Gumball says "Damn, you're cute.".
The Date[]
- Some of Partick's lines are said by Penny in the storyboards.
The Wand[]
- Originally, a pancake was gonna fall on Richard's face during the raining pancakes scene. It was shown in a Cartoon Network Asia promo (With CN on every pancake).
Cartoon Network Asia Gumball "Raining Pancakes" Bumpers-2
CN Asia Bumper showing The Wand deleted scene
The Microwave[]
- Richard was originally going to ask if Kenneth was the dog.
Season 2[]
The Remote[]
- There was close-up on the Wattersons before Gumball told the family that whoever gets the remote first gets to watch their show.
- Richard was going to fall asleep while telling his family about him staying up all night only to be awoken by Gumball.
- Lines when Nicole left and when the family was fighting wasn't heard in the episode.
The Knights[]
- The episode was going to open with Gumball running across the house.
- An inside view when Gumball burns the cookies was in the storyboards.
- The introduction of the Wattersons for the Fitzgeralds have gone differently.
The Job[]
Halloween[]
- Originally, Darwin was going to be the one to blow their cover by asking for ectoplasm, rather than Gumball.
- Richard was originally going to go trick-or-treating at their own house for candy in the beginning.
- Gumball and Darwin was going to spooking Miss Simian and Principal Brown.
- Carrie was going to requesting that Darwin not kiss her ever again.
The Watch[]
- Richard was laughing while telling Gumball the watch's story.
The Bumpkin[]
- Gary was going to look at his run over foot.
Season 3[]
The Extras[]
- A scene that was animated never made it into the episode.
The Saint[]
- In the U.S. broadcast, when Carmen is flipping through the photos of Darwin disguised as Alan, there is a noticeable cut between showing the pictures of Banana Joe and the toilet. Pausing at the right time shows there was also a picture of Leslie, which was cut out but not removed from every frame. This edit was also in the digital version of the episode sold on sites like iTunes and Amazon.com.
Darwin (as Alan) kissing Leslie in a deleted scene
The Downer[]
- The episode underwent a significant rewrite because the initial draft was considered too dark. Bocquelet refused to elaborate on how the first and final scripts differed, and, when asked for some storyboards, said that it was up to the storyboard artist to release that information. He would, however, later describe it as being "just lame".
Season 4[]
The Return[]
- Richard was going to say "I don't think this guy speaks English, okay"
- After saying that, he draws pictures of his problem.
- Richard was going to say "I'm gonna do it! I'm gonna do it!" and "I'm not gonna do it! I'm not gonna do it!"
The Comic[]
- Sarah's comic in "The Comic" was originally conceived as a parody of Rob Liefeld's style, but they liked the style the guest artist came up with better.
The Hug[]
- Oddly, Jackie could be seen at the cafeteria in the storyboard shots of Gumball hugging Hot Dog Guy. However, in the final version, she is replaced by the 8-Bit Dog.
The Signal[]
- A glitch that was supposed to appear never happened.
The Fury[]
- Yuki originally dropped Rocky's shopping cart in the storyboards, but he was replaced by Alison Sandra Gator.
Season 5[]
The Choices[]
- In the storyboards, Nicole wants to cook the family the perfect meal and for them to eat it like civilized people. In the episode, Nicole wants her family to behave like a normal, civilized family at meal times.
- In the storyboads: "Richard: Kids, please. It needs to be way louder to have any effect on her.". In the episode" Richard: Kids, please. It needs to be way louder to have any effect.".
- (Note: The words in bold was only in the storyboards) Richard: Also why wont you let me help you? 'Nicole': You were supposed to salt the potatoes, boil the carrots and tenderize the meat. But this is what you do instead. (Later) Gumball: At school they say in case of fire you should stop, drop and roll. (Then) Gumball: I'll put it out! (Later) Anais: Someone do something!
- Darwin screams instead of say "I got this"
- Anais stops him instead of hisself.
The Copycats[]
- Be Your Own You had different visuals and lyrics.
- The scene after was very different from the episode, even including a reference to one of Bart Simpson's catchphrase.
The Matchmaker[]
- Like Be Your Own You, Without You has different lyrics.
- A spider crawling near the keyboards during the storyboards
The Console[]
- When Gumball and Anais danced, Darwin fell.
WIP