Enjoy Those Garlic Balls - S2-E2
Continuity mistake: Charlie gets a can of drink at the start but doesn't open it. Next shot he is pouring the drink without opening the can. (00:01:10)
Madame and Her Special Friend - S3-E9
Continuity mistake: When Alan comes downstairs after asking Charlie's date to move her car, the top of set can be seen when he walks down the stairs.
Did You Check With the Captain of the Flying Monkeys? - S1-E6
Continuity mistake: When Alan is on the balcony talking to Evelyn, a shot is shown from inside the house. Alan turns away from Charlie and puts his left hand on his hip. The shot changes and Alan's left hand is now in the air and then he puts it on his hip again.
We Called It Mr. Pinky - S3-E5
Continuity mistake: When Jake is asking Charlie for advice on what to do, because his girlfriend dumped him, Alan's hands keep changing place.
Factual error: In Season 9/episode 21, Alan is staying at Lindsey's house when he goes to the basement to solve an electrical problem. He is electrocuted by a fuse box but fuse boxes were replaced by circuit breakers beginning in the 1950s. Lindsey's house as seen in a previous exterior shot is of modern vintage.
Continuity mistake: Ms. Pasternacker was Jake's 4th grade teacher in earlier seasons, however in this episode, everyone says she was his 5th grade teacher.
This Unblessed Biscuit - S11-E3
Continuity mistake: When Alan is explaining the cup situation to Walden, the position of the cup on the table changes instantly.
Avoid the Chinese Mustard - S10-E7
Continuity mistake: When Missi and Walden are sitting at the kitchen table, discussing what being in love feels like, Missi reaches across the table and places her right hand on Walden's right hand. The shot changes to a different angle, and now it's Missi's left hand that is on Walden's right hand. They switch back to the original angle, and it's her right hand back on his hand again. The tattoo on her left inner forearm immediately gives it away. (00:18:00)
Santa's Village of the Damned - S3-E11
Continuity mistake: In the scene at breakfast when they first meet Sandy, the top piece of toast changes from dark to light between shots.
A Live Woman of Proven Fertility - S4-E5
Continuity mistake: When Charlie films Herb on the deck, he says "Herb [3 second pause] you dumb bastard." When Judith watches the video there is no pause. (00:17:35 - 00:22:00)
Last Chance to See Those Tattoos - S2-E11
Other mistake: When Jake says "hey dad check it out you can see my room on here" he says it before he has opened the webcam. Could be explained that he could see the program running on the taskbar but as is already listed it's not on the taskbar. (00:20:00)
The Salmon Under My Sweater - S2-E10
Continuity mistake: When Jake is trying to make up a story about Lord of the Flies his hands are constantly changing between shots. (00:02:34)
Last Chance to See Those Tattoos - S2-E11
Factual error: Jake is at the computer with the webcam program open but there is nothing on the taskbar as there should be. (00:19:55)
Principal Gallagher's Lesbian Lover - S3-E2
Continuity mistake: When in traffic for the first time, the position of the other cars is constantly changing. (00:11:30)
Frankenstein and the Horny Villagers - S2-E8
Revealing mistake: Alan slams his bedroom door shut when Judith has turned up. When he does the wall wobbles. (00:06:50)
Last Chance to See Those Tattoos - S2-E11
Revealing mistake: Charlie is typing away on his computer. But he is tapping the same 3 keys. (00:09:45)
The Squat and the Hover - S9-E6
Continuity mistake: The box that Allan puts on the sofa in the pre-credit sequence is constantly changing position. Note the tape and labels. (00:03:40)
The Squat and the Hover - S9-E6
Continuity mistake: Jake states that when Allen got the divorce papers he was on a boat. However it is shown that Jake was in school. (00:02:00)
Dead from the Waist Down - S8-E11
Continuity mistake: In this episode Alan says that he gave Judith diamond earrings while out, and that she filed for divorce then kicked him out and he moved in with Charlie. However, at the start, Alan is kicked out, and it's several months later that Judith files for divorce as he receives the papers and it's a plot point in that episode (S1 E8).
The Price of Healthy Gums Is Eternal Vigilance - S2-E6
Continuity mistake: When eating at the end, the lid of the ketchup is constantly swapping between open and closed. (00:18:15)
Chosen answer: Alan might have thought the bra was too fancy to belong to a regular woman, "I'd love to meet the girl who filled this", he says. He assumed it was one of Charlie's many women.
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