Day 3: 8:00 P.M.-9:00 P.M. - S3-E8
Revealing mistake: Right when Jack and the prisoner are walking through what appears to be the gun room in the prison, you can see the guy who attacks them through the door. You can only see a small part of him but he is obviously waiting to enter the scene and attack. (00:14:00)
Answer: This is unintentional and a simple continuity mistake.
Ssiscool ★