Continuity: When Holly and Gerry share their first kiss the space between them drastically changes when the camera faces either him or her.
Continuity: When Holly is drinking with William in the kitchen in Ireland, her drink amount changes from when the camera is facing her to when it is facing William.
Continuity: When Holly is in the kitchen pouring a glass of alcohol and is distracted by William, she pours most of it on the counter and only a small portion into the glass. However, when William enters the kitchen, the glass is full for a short period of time and then when they glance back at Holly it is almost empty again.
Crew or equipment visible: In the scene where Daniel and Holly are at the restaurant together, all of the wide shots of Daniel have the camera reflected in his wine glass.
Continuity: In the opening argument scene, Gerry is wearing his suspenders over his shirt, you can see them when he takes off his jacket. He then takes off the suspenders and shirt and is wearing a singlet. Just before he catches Holly when she jumps on him, he is wearing the suspenders over his singlet. And then when they start kissing, the suspenders are gone again.
Continuity: During the restaurant scene between Holly and Daniel, as Daniel leaves, the waitress starts walking toward the table. Then after Daniel leaves, the waitress starts walking toward the table again.
Continuity: During the dinner with her mother, Holly is setting the table and when she reaches to put something on the table you can see her dress is torn at the armpit. Her sister then sits at the table and when she stretches again to hand her something, it is fixed.
Continuity: During the restaurant scene between Holly and Daniel, after Daniel leaves, the waitress picks up the extra service (flatware, plate, menu). The scene cuts and cuts back at a different angle and the waitress is seen picking up the plate and menu again.
Continuity: During the scene when Holly is visiting her in-laws, Rosie is searching for a specific portion of the letter and turns the page from front to back. After Holly says/asks that Gerry knew she would come to visit them, Rosie once again turns the page from front to back.
Continuity: During the scenes on the road, just prior to their first kiss, Holly is wearing Gerry's leather jacket which changes states of openness several times. At one point, the jacket is slightly open with the flaps flat against her chest, then the jacket is shown more open with the flaps flipped back on themselves, then switches back again. Then, Holly starts to walk away and remembers that she is wearing his jacket & reaches up to take it off. Cut to a long shot where it shows the jacket buttoned about halfway up from the bottom.
Continuity: When Holly and her friends are in the boat and they all have their life vests inflated, when Holly's first opens, the blow pin cap is off. In the next scene that zooms in on her face, the cap is on.
Continuity: When Holly is in the hospital after falling during karaoke, the blood on her face changes between different angles; in one angle her face is very bloody, and the other it is barely bloody.
Continuity: In the final scene hay appears and disappears on Williams' jacket.
Audio/visual unsynchronized: When Holly gets her first letter it reads, "I know you're still confused about that job..." But his voice says, "I know you hate your job..."
Continuity: When Holly's friends and family come for her birthday she has a pimple on her head, then she showers and it's magically gone.
Crew or equipment visible: In the boat scene, when the girls are being rescued and the image is a long-shot, you can see a cable keeping the boat steady. This is not an anchor, because they spoke about drifting to the shore.
Continuity: In the scene on the boat, Denise's hood comes on and off depending on the camera shot.
Continuity: The father wasn't supposed to have attended the funeral but is sitting at a table in front of a shot of Holly et al in the bar during the funeral.
Crew or equipment visible: When William is in the Kitchen with Holly and they do a close up on him when they are kissing, you can see a small mic on his shirt. In the next scene showing his shirt, it's gone.
Errors made by characters (possibly deliberate errors by the filmmakers): When Holly asks to design shoes for Denise, Denise references Pinocchio (1940) and asks, "What? Did you turn into Geppetto?" In Pinocchio (1940), Geppetto made toys, not shoes.
Continuity: At the funeral, the shot glasses on the urn are inconsistent. In one scene there will shot glasses on top of it, then not, and then they reappear again.
Continuity: Throughout the movie Holly's wedding rings change, they are sometimes a silver diamond set or a simple gold band.