Continuity mistake: When Maggie talks to Eddie Bo Smith Jr. (the Chicago cop) outside the meeting of "receivers", you can see the cop's breath when he speaks, but not Maggie's.
Continuity mistake: The dirt on Tom's shoulder appears and disappears.
Continuity mistake: When Tom is playing the guitar, Jake comes over and moves his Tom's fingers in different spots to play a couple of chords. But in the next shots of Tom playing the guitar, he does not play any of the chords Jake showed him.
Continuity mistake: When Kevin Bacon takes his son out of the bathtub in the beginning of the film the towel he uses touches the water but is dry in the next shot.
Continuity mistake: When Kevin is breaking into the window of his neighbour's house after the boy has shot himself, there is a statue of Mary that is there on the window sill, then the next shot it has fallen on the floor from the breaking window, and then the next shot it's back up again.
Continuity mistake: In the scene when Tom is digging in the backyard, he has no mud on his chest. Next shot cuts to Maggie talking to him, then cuts back to Tom, who now has mud on his chest. Next shot, back to Maggie and then back to Tom, and the mud is gone. This happens again in the next few shots between them with the mud appearing then disappearing.
Continuity mistake: When Samantha is pulling the boy's hair with her right hand, when he grabs her hand she is now pulling the hair with her left hand.