Continuity mistake: After Belle says good morning to Jean Potts, when she feeds the apple to the donkey note the rope (crosstie) is tied off at the donkey's throat, but in the next closeup the rope is tied off directly to the halter knot at its cheek.
Continuity mistake: When Finn is going to an escape pod to run away, he puts his pack down in front of it, seen again in a later shot. When Rose realises he's trying to run away, his pack has moved itself inside the pod.
Continuity mistake: When Sammy first offers the drink to Diana (in a close up), Diana takes the mug in her left hand. Just before the camera switches to a long shot, Diana switches the mug to her right hand. In the long shot, Diana still has the mug in her left hand and she sets it on the wall to her left. The camera switches back to a close up and Diana again has the mug in her right hand. When Steve asks her to dance, Diana again sets the mug down on the wall, this time to her right.
Continuity mistake: When Aquaman returns the sailor to the bar after saving him from the ocean, he drinks whiskey from a glass and notices parademon blood on his hand and the glass, in the next shot the glass is clean. (00:43:05)
Continuity mistake: When Ahmanet enters the Crusader burial chamber, she walks in holding the dagger with her right hand and then picks up the stone. As the camera takes the close up shot, it is very clear that she picks up the stone using her right hand. When the shot changes, she is now seen holding the stone with her left hand. (01:22:55)
Continuity mistake: During the arrival to the island there are 11 choppers. The first time Kong appears he takes down two. In the next sequence where they all see him for the first time 11 choppers still fly by Kong. (00:30:40)
Continuity mistake: When the Gunslinger rescues Jake in the forest, he fires far more shots than we see his gun is capable of holding when he reloads it.
Continuity mistake: Clare's pants split at her knee because she falls off her bike and she gets injured. When she returns home later to see her father, the pants have been fixed and there is no hole.
Continuity mistake: In the mid-credits scene in Justice League vs. Teen Titans, Terra's hair was shoulder length and she had no freckles, but in this movie, she now has shorter hair and freckles.
Continuity mistake: When Ray starts to levitate in John's house, he looks down and he is hovering right above the table with the couch to his right. In the next shot, the table has suddenly vanished and it's now showing that the wall across from the couch with the TV and chair are on his right. (00:20:25)
Continuity mistake: Sara recovers the artifact and gets on the boat. She removes the deep-dive helmet and the oxygen tank. The villain is looking at her through his binoculars, she hasn't moved, but the equipment she took off and dropped on the deck has vanished. (00:03:00)