When Ms Daigle is in the bedroom, the door is clearly knocked from its hinges to allow the killer access. While she hides under the bed, however, she believes she sees the killer leave the room and close the undamaged door.
In the closing scene, Violet is walking with her hands on her thighs when seen from the front. From the rear, though, her arms are swinging loosely by her sides.
When Violet is explaining to Beverley about Rose, her mouth doesn't match some of the dialogue.