Revealing: When Becky climbs through the door and falls upwards a lump appears on her back revealing where the wires are attached as they pull her up.

Continuity: When Maguire grabs his suitcase and is about to open it, we can see his left foot stretched out on the floor. When it cuts to a close-up of him opening the suitcase we can see his foot is crouched.

Revealing: When Colonel Maguire is hitting the walls with his suitcase, there is a shot where the suitcase is coming towards the camera. Dust and stains reveal the protective glass that is in front of the camera.

Visible crew/equipment: When Maguire raises his hands together to say the prayer, you can see the black wire of a microphone, running up into his shirt.

Continuity: When Colonel Maguire lies down on the floor he prays and folds his hands. When it cuts to a wideshot you can see that he isn't folding his hands anymore.

Visible crew/equipment: When we see first Kate open a door, it opens, and she leaves her hand up, then slowly lowers it. Look to the left of the cube-shaped doorway, and you can see in the room behind her, the edge of a stand or table or some equipment, which obviously shouldn't be seen there.

Visible crew/equipment: When we first see Kate, she opens a door, and then, she climbs through. As she climbs through, you can see down her blouse, and you can see a microphone.

Continuity: When Simon first takes Kate down, he covers her mouth with his hand, then with the other hand, holds a knife. In one shot he holds the knife to the side of her face, but in the next closeup shot, he has the knife resting on his other hand, which is covering her mouth. Then in the next shot he is holding the knife to the side of her face again.

Continuity: When Kate is climbing up the ladder to see where Max keeps disappearing to, the left half of her outer tee-shirt alternates from tucked into her trousers, to hanging out.

Continuity: When Simon and Kate get separated the first time Kate opens the door and lowers her hand. When it cuts she still has her hand up.

Revealing: When Kate is in one cube room on her own, looking around, just after losing Simon and just before meeting Sasha, as the camera pans around the room, on most of the black cube doors, clearly reflected on the shiny surface of them, are camera / stage lights.

Continuity: When Kate opens the door to the room Sasha is in, we see her from behind pushing her hand to the door. When it cuts as the door open she suddenly has her hands placed on both sides of the door opening. She could not have moved her hands that fast.

Continuity: During the movie, Max's shoes change, and they obviously can't because he's trapped in the hypercube. When helping the colonel who's hanging himself, you can see Max's shoes are black, but then later on they're blue. This is most noticeable in the scene when Max and Julia are talking, and Max throws his shoe across the room.

Continuity: When Simon jumps into the room where Maguire is attempting his suicide it cuts to a shot from above and we see Maguire's foot is hanging over Max's foot. When it cuts Maguire's foot is out of sight.

Continuity: When they are lowering Maguire, Jerry is holding onto Maguire's jacket behind his shoulder. When it cuts Jerry's hand is in front of Maguire's shoulder.

Continuity: After everyone releases the colonel from his belt and lay him on the floor, Simon takes out his identification. Between a wide shot to a closeup, the top of the colonel's shirt goes from being tucked under his tie, to being untucked from under it.

Visible crew/equipment: When we first see Mrs. Paley coming through a door, reflected on the shiny surface of the door is a boom mic.

Continuity: In one scene Jerry draws a cube with his watch. There's then another shot, then in the next shot of Jerry, the cube drawn is totally different from what he drew a minute ago.

Continuity: Kate writes the numbers on her left arm, with the pen she got from the doctor. In one shot though, the writing is on her right arm.

Revealing: When Becky meets Simon in the cube, they hug, then Simon literally stabs Becky in the back. As she falls down to the floor, her black shirt reveals not only some of her chest, but part of a black microphone wire.