Casual Person

Continuity mistake: Marge and Bart discover the wanted poster of them at the gas station. When the clerk enters the scene, his shadow is cast on the wall, cork board and the wanted poster behind him. The clerk never moves, nor does the lighting ever change, but as he says "OK" after Marge asks for diapers, his shadow has vanished.

Casual Person

Continuity mistake: When Homer says "I'll let you hold the bomb" to Bart, the timer on the bomb is in the right corner of the bomb. Every other shot of the bomb shows the timer in the middle of the bomb.

Casual Person

Revealing mistake: After the crowd boos at Homer after kicking the bomb, Bart is shown walking past The Android's Dungeon and the shot pans over to show Comic Book Guy. Just as the shot begins to pan over, it can be seen that Comic Book Guy randomly pops up on screen.

Casual Person

Other mistake: When Homer kicks over the bomb, the time on the bomb decreases by half. Because of this, Krusty yells "Get outta here!" to Homer. However, Homer was standing in front of the bomb and Krusty was standing behind Homer, which means Krusty's view of the bomb was completely blocked, so he couldn't possibly have seen the bomb lose half of its time. He was definitely reacting to bomb losing half of its time, as he is shown looking straight at it just before he starts yelling at Homer.

Casual Person

Continuity mistake: Cletus is shown on a roof attempting to distract Cargill as the group was trying to climb the rope, and is still there when Cargill turns off the transmission between Springfield and Cargill. Yet when Homer says "I can't do anything right" a few minutes, Cletus is suddenly shown in the background behind Homer.

Casual Person

Continuity mistake: The shot where Homer kicks the bomb shows a group of people a few meters behind him. A few shots later, they are suddenly right behind him.

Casual Person

Audio problem: When Homer is falling down the rope, his speech doesn't match up with what his mouth is saying.

Casual Person

Continuity mistake: When Cletus goes to distract Cargill, a crowd of Springfield citizens go to place the KBBL news tower next to the rope so they can climb up it. They are all on the ground when Cletus starts talking to him. Cletus then says "Look what I can do with my thumb" and the crowd is suddenly half way up the rope with no time to do so.

Casual Person

Continuity mistake: When Homer squirts the super glue on his hand, he throws the glue container on the floor behind him. When he starts to climb up the wall, the glue's container has vanished from the ground.

Casual Person

Revealing mistake: After Homer knocks out the guard guarding the dome, Homer runs into the supplies shack. As he walks through the doorway, his right arm passes through it.

Casual Person

Continuity mistake: After the title card "Immediately" is shown, Homer is lying unconscious in the snow. Next to Homer's hood is an extra amount of snow rest next to his ear. Next shot, the extra snow has vanished.

Casual Person

Continuity mistake: When Homer puts the video in the VCR player, as Marge says "Homer", outside the window shows a dark sky in the background. Marge then talks for a bit and the shot returns to Homer saying "Way back." Outside the window suddenly shows a background that is partially brighter and raining.

Casual Person

Audio problem: When Marge, Bart, Lisa and Maggie are trying to convince Homer to save Springfield, after Homer says "That is the stupidest thing I ever heard", Marge says "Homer Simpson!" then Lisa says "We're saving Springfield." When Lisa says "Springfield", her mouth reads something totally different.

Casual Person

Continuity mistake: After the Alcoholics Anonymous meeting runs out of the church, Barney starts yelling and a huge crowd is visible behind him. Bumblebee Man is standing a few meters away from Barney on the end of a row. Next shot, Otto and Moe have suddenly appeared next to him as well as a huge crowd.

Casual Person

Continuity mistake: When the Alcoholics Anonymous run out of the church, Barney yells out "I can't take another minute in this dome!" and charges towards the dome. In the overview shot, the church is directly behind Barney. In the following shot that shows Barney hitting the dome, the background has changed completely. The church is no longer there and two houses have suddenly appeared.

Casual Person

Continuity mistake: When the two deer enter through the cabin window to help Homer and Marge, a trail of snow is visible behind them and in front of the window. In an instant close-up of the smaller deer, half of the snow has instantly melted and vanished. Then all the water has vanished and it's just snow. Then a few shots later, the snow vanishes completely.

Casual Person

Continuity mistake: When Marge and Bart are at the counter at the gas station, the first shot of them at the counter shows the strap on Marge's bag facing behind the bag. The shot then changes to Bart using his slingshot, and Marge, visible in frame throughout the entire shot, is never shown touching the bag, but when the shot cuts again, the strap is suddenly in front of the bag.

Casual Person

Continuity mistake: When the Simpsons are at the gas station, Marge congratulates Bart on being sober for 24 hours. The Buzz Cola can next to Bart has the logo facing front ways. Bart then aims his slingshot which cuts to a shot from behind them and the Buzz Cola logo on the can is still facing front ways, despite the angle change.

Casual Person

Continuity mistake: When the mob are invading, Lisa sees Colin in the crowd with a bouquet of flowers and nothing else. Later on after the house is destroyed, he suddenly has a guitar with him despite not having it with him a few minutes earlier. (00:32:30)

Casual Person

Continuity mistake: When Maggie gets out the dome, Marge runs to get Homer. They run outside in a straight 12 o'clock direction. Yet as Homer says "This dome can play tricks on you", they are suddenly several steps to the right of the door instead of being directly behind it. (00:30:00)

Casual Person