"When they're on the train in The Hunger Games: Catching Fire, the view from the windows seems to imply that the train is moving in opposite directions. (Since Katniss and Effie are on opposite sides of the train, the background should be moving in opposite directions.)"
1
''In the new season of Emily in Paris, it's prettyyyy obvious this isn't Lilly Collins' leg."
2
"In the mist of the same Avengers: Endgame scene, Tony's mustache changes shape and color."
3
"There's also a moment in the portal scene that shows Cap with his shield intact, even though at that point in the battle, it's been broken."
4
"In Encino Man, there's a moment where you can clearly tell it's not Sean Astin in the background."
5
"And this dude in Star Wars: Episode I – The Phantom Menace is DEFINITELY not Samuel L. Jackson."
6
"It's also def not Jessica Chastain like it's supposed to be in this AVA scene."
7
"There's a moment in D2: The Mighty Ducks when you can tell the background extras are actually just cardboard cutouts."
8
"Waterworld did the same thing."
9
"Speaking of cardboard cutouts — those certainly are not real books behind Indy in Indiana Jones and the Last Crusade."
10
"There's a moment when you can see the stunt person's lips moving behind the Green Goblin mask in Spider-Man — and it's definitely not Willem Dafoe."
11
"In the very first Simpsons episode, there's a moment when the background seems to be upside down."
12
"There are over 16 seconds where Sally's left hand is blue in It's the Great Pumpkin, Charlie Brown."
13
"There's also a good few seconds in a Hey Arnold scene about Arnold losing his hat where they forgot to take out Arnold's hat."
14
"Similarly, Carlton's sweater inexplicably changes to a different shirt in the middle of this Fresh Prince of Bel-Air scene, then changes back right after."
15
"In one Aladdin scene, the titular character appears to have a cell phone in his pocket."
16
"In a Season 7 episode of Malcolm in the Middle, Dewey is playing Gameboy — only there's no game in it."
17
"In an early episode of Avatar: the Last Airbender, Sokka's bindings spontaneously change from ribbon into rope."
18
"In another scene from the same film, it's obvious a cop is just pretending to write on his notepad — there's already writing on it where he's pretending to write."
19
"Toni Collette's wig lace is pretty visible in Hereditary."
20
"In A Fall From Grace, it's obvious at one point that a character is not actually receiving messages — they're just looking at a screenshot saying they are."
21
"You can spot bullet holes in the wall in Pulp Fiction before the shots are even fired."
22
"In a Season 3 episode of 9-1-1, a man with an amputated arm still has his arm clearly visible — they forgot to green-screen it out."
23
"There's a moment in Doctor Strange where you can see a crew member just standing in the background."
24
"You can see the fog machine in one foggy scene during Insidious."
25
"There's a moment in Supernatural where "hospital" is misspelled."
26
"There's a moment in Seinfeld when you can see a driver on the right side of the car...in America."
27
"When Jim Carrey's character crushes his face in the toilet in Liar Liar, you can tell the toilet seat is made out of foam."
28
"And finally, in one NCIS scene, Abby's screen does not show her calling anyone, but rather her using a calculator."