Continuity mistake: Ellis leaves in in his dad's Jeep (model year 2005-2007) and in the very next scene he is driving a newer model.
Continuity mistake: The morning after Christian brought a drunk Ana back to his hotel room, she is sitting in bed eating some breakfast. The piece of toast she is holding keeps changing shape, having one bite taken out of it, then two, then one again in a different pattern.
Continuity mistake: When Anna Kendrick is making pancakes for her friend, in a shot of her from the front she isn't wearing her necklace, but in the second shot it shows her wearing it again. (00:24:35 - 00:26:15)
Continuity mistake: When the woman is eating the bread roll on the train, the end of the roll switches from uneaten to having bites taken out of it and back again.
Continuity mistake: When Eilis has dinner with Tony's family for the first time, everyone is eating spaghetti. When the little brother returns at end of the scene, they are eating meat and vegetables, which you can also see being served on the table as well as each individual plate. (00:36:00 - 00:36:45)
Continuity mistake: When Killian is speaking with his father in the port after arriving, after his father says "Welcome to your birthplace, son", Killian readjusts the bag strap he has over his right shoulder with his left hand. In the next shot, his hand is suddenly off the strap and then goes to readjust it a second time. Then in the shot after that, his hand is off the strap completely. (00:13:17)
Continuity mistake: Towards the end while Brian and Welch are talking at the hotel, the sun on the wall changes between shots.
Continuity mistake: When Zipper drops her off at her car at the beach, Marnie is wearing boots when she gets off his motorcycle. When she walks to the car she's wearing shoes.
Continuity mistake: Charlie's mock trial: the latina maid walks up the stairs, with Sebastian saying "OhmahGod, thank you." In the foreground, London is holding her goblet with her right hand, but in the next shot she has it in her left. (00:05:15)
Continuity mistake: The first time we see Roland on his own at the bar, he's talking with the bartender, Michel. When he asks Roland in French where his wife is, Niels Arestrup's arm changes position instantaneously in an edit mid-sentence, and does the same a couple more times after. (00:11:30)