Continuity mistake: When Debbie sits down on the couch with Carl and Liam, Liam is sitting on Carl's lap with Carl's left arm around him. When the camera angle changes, Liam is sitting next to Carl, and Carl's hands are in his lap. When the angle changes again, Carl's arm is once again around Liam. It changes back one more time to Liam sitting next to him before Carl gets up to answer the door.
Continuity mistake: The ice cream mess on Debbie's face changes during the scene at the pool. When she attempts to hit on the boy, there is more ice cream on her cheek than in the previous shots.
Crazy Love - S5-E6
Continuity mistake: Liam is carrying Frank's shoe in the scene after running away, but he does not find the shoe until he leaves the jockey in a later scene. (00:22:32 - 00:25:31)
Crazy Love - S5-E6
Continuity mistake: Ian is changing the baby's diaper on the hood of his car. In one shot he takes the diaper off. In the next shot the diaper is back on the baby and stays on.
Crazy Love - S5-E6
Revealing mistake: Ian is looking for a parking spot in Indiana. There is a shot looking at him and the speedometer of the car is visible. It is not moving despite Ian driving.
I Only Miss Her When I'm Breathing - S6-E1
Continuity mistake: The amount of eggs on Carl's plate changes when he leaves. It changes again when Kevin picks up the plate.
Be a Good Boy. Come for Grandma - S6-E8
Continuity mistake: The sign on the door "Carl's Crib" gets bumped and is off kilter near the beginning of the episode. When Carl's friend shows up, the sign rights itself.
Continuity mistake: Kev hands a beer with lots of foam at the top to a customer at the alibi, then the shot cuts to the beer having no foam, then back to the beer having foam again.
Familia Supra Gallegorious Omnia! - S6-E12
Continuity mistake: The baby has feces on its backside which the doctor talks to Deb about. It disappears during the scene and never reappears. No diaper was changed.
Familia Supra Gallegorious Omnia! - S6-E12
Continuity mistake: Frank's bruise on his left eye (a black eye) grows larger when he tries to get the man on the forklift's attention. Earlier in the episode the bruise is smaller. Later in the episode the bruise returns to the same size it was before.
Deliberate mistake: When Dominique is creating a Tinder profile for Fiona (an app Fiona admits she doesn't use), she manages to use Fiona's phone to take a picture of her, create a profile, and quickly get three matches, all within a span of 25 seconds. Downloading the app itself would take longer than 25 seconds, much less agreeing to its terms of service, and verifying the email or phone number associated with the account. (00:45:15 - 00:45:39)
Continuity mistake: When Frank and Liam are sitting at the bar in the Alibi, Frank orders 2 cokes. When Lip changes his mind about drinking a beer, he gets up to talk to Liam. The camera shows 2 cokes sitting on the bar. When the camera changes angles the cokes are gone. The camera changes back to the same angle and Veronica is handing them the cokes.
Visible crew/equipment: After Fiona is hooking up with a guy from Tinder, as she is putting her clothes on and the camera is on the guy, you can see the guy recording in the mirror. (00:06:57)
Character mistake: When Fiona and Ford are lying on the mattress looking up at the compass on the ceiling, the compass is improperly painted. With west on the left, north would be at the top, not the bottom as depicted.
Continuity mistake: The tattoo of Monica on Iam's shoulder has bobs on the back left side of his shoulder. Later in the same episode it shows the tattoo on the right side of his shoulder. (00:35:00 - 00:42:00)
God Bless Her Rotting Soul - S8-E3
Revealing mistake: If you look at Professor Youens' left foot when he is lying on the couch you will notice a chroma key error - half his foot is almost eaten by the carpet. (00:19:15)
Fuck Paying It Forward - S8-E4
Continuity mistake: Every time the camera comes back to Ian sitting down, the pill bottle and blue cup in front of him change position. (00:07:45 - 00:09:10)
Fuck Paying It Forward - S8-E4
Continuity mistake: Fiona has a pack of camel cigarettes on the table as she's talking to Lip and Ian. The shot cuts to them and back to her. The pack has disappeared.
The (Mis)Education of Liam Fergus Beircheart Gallagher - S8-E5
Visible crew/equipment: When Carl and Ian are jogging, there are several shots straight on of them. A few times the van filming the scene is reflected in the windows of the shops.
Weirdo Gallagher Vortex - S9-E3
Continuity mistake: In the recap, Carl says "documentation community service", whereas in the episode before he says "documented community service". (00:00:20)