Continuity mistake: In order for Superman, Wonder Woman and Batman to break into the secret room, they knock it down. Four enemies who were waiting for them in front of the door are crushed by the falling door and blood is splattered, forming a pool of blood in front of the door. During the fight that follows, there are several shots where the knocked over door is shown, but the pool of blood at the front of the door has vanished. (00:07:10)
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: When Penelope is sunbathing whilst Paul is on his laptop, she is face down with her head touching the lounger, but in the next shot, her head is suddenly raised above the lounger, then back to leaning against the lounger in the next shot.
Continuity mistake: At the beginning of the movie, the first thug is trying to convince Brennan to handle the gun. He repeatedly uses the trigger to show him that the gun is harmless; in the next shot the weapon mid-sentence is already turned around the other way, held out for Brennan. (00:01:15)
Continuity mistake: The guys pass 3 women walking on the sidewalk just before the Ciel pulls up at the hotel to visit Travis. 2 of these women are in the next shot where Vinnie and Eric get out of the car and walk into the hotel. The tall one in a floral dress walks away from the camera and stands to one side, and the blonde wearing the black top and spotted shorts is chatting in the background. (01:06:05 - 01:06:55)
Continuity mistake: Before the last race while all the teams are ready to go, the sun in the background is below the trees but in the next shot the sun is shining on the runners.
Revealing mistake: When Victor arrives with the drum he says is full of jet fuel, it's very obvious the barrel is empty by the way he's handling it.
Continuity mistake: Ray is on the phone with his girlfriend; as he says "Whatever you say, Ashley", the green scrapbook is closed. It is open again next, just as it was open before. (00:02:00)
Continuity mistake: The resident bully approaches Mara once her rather embarrassing mum left. Mara turns around and tries to power her way out of the predicament; in the background, the girl with the bright red dress has her arm across her waist, but at the cut she has both arms behind her back. (00:02:40)
Continuity mistake: In the opening scene, the two friends discuss about the pool and various fluids including the pleasant effects of the waterjets on their ladyparts. During these amenities, the sleeve of the bathing robe on the bench switches position back and forth between two positions (showing the stripe or not). (00:03:00)
Continuity mistake: The belt around the dude's head changes position as he's tied down on the table. (00:39:45 - 00:40:45)
Continuity mistake: After the opening scene in the Middle East, the scene cuts to an overview shot of London fading towards the U.S. Embassy. As the scene starts, the time on Big Ben is 3:05, but when the camera reaches the U.S. Embassy, the time read on the description at the bottom reads 8:15.
Factual error: Michael's wife meets with Longo in prison, and she has an iPhone. The trial was in 2003, 4 years before the introduction of the iPhone in 2007.
Continuity mistake: When Billy and his daughter are at Moreen's grave the sun changes between shots.
Continuity mistake: When Griffin gets out of bed, when he hears the clown song he pushes the bed sheets forward about 3 feet from the pillow but when his dad goes into Griffin's room, the sheets have been pulled up about half that length.
Continuity mistake: The drawing of the church Kelly shows is different than the one she started to draw, even if she erased lines. The whole thing is shifted over to the right and both top lines go from angling towards the horizon to one being straight.
Visible crew/equipment: When Matthew is following Nina's cries for help through the woods you can see numerous set lights in between the trees (in the distance). (01:09:43)
Factual error: At the beginning of the movie, the Battle of Scheveveningen (1653) is depicted. However some of the British ships sport a gaff-rigged mizzen spanker, which was not introduced until late in the next century.
Factual error: The delivery van bringing gear for the walk has a 718 area code on it. That area code did not exist until 1984.
Factual error: At the beginning of the movie, Jason Sudeikis pops out of a door wearing a Jurassic 5 T-shirt. Problem is, the artwork on it is from the cover of Feedback, their 2006 album. The scene, as the introductory caption says, is supposed to happen in 2002. (00:00:55)