Audio problem: During Kenzie's speech to Dyson at the gym, at one point when she asks "All of that just to give up now?" Dyson answers something, but there's no audio. (00:18:15)
Continuity mistake: When the lady comes to Dyson's gym to ask for his help, she writes her contacting info on the back of the picture she gives him. In the next shot, he's holding the same picture but the back is completely blank. (00:19:20)