Continuity mistake: When Kellerman orders Hale to give him his weapon, Kellerman pulls out his own weapon with his left hand. In the next shot, his gun is in his right hand, and he then transfers it back to his left. (00:36:45)
Starring: Dominic Purcell, Robert Knepper, Wentworth Miller, Amaury Nolasco
Continuity mistake: When Kellerman orders Hale to give him his weapon, Kellerman pulls out his own weapon with his left hand. In the next shot, his gun is in his right hand, and he then transfers it back to his left. (00:36:45)

And Then There Were 7 - S1-E11
Continuity mistake: When Quinn falls in the well, he falls through and subsequently destroys the well cover. At the end of the episode when the Secret Service boys show up, an undamaged cover is lying next to the well, which Kellerman uses to cover it up. (00:29:30 - 00:38:30)
Michael Scofield: This is going wrong in every possible way. (00:05:10)
Answer: Because of coincidence.