Continuity mistake: Episode 4x7, "Five the Hard Way": when Gretchen calls Agent Self at the end of the episode, Self's phone shifts from being in his right hand and ear to his left hand and ear.
Prison Break (2005)
1 mistake in Five the Hard Way
Starring: Dominic Purcell, Robert Knepper, Wentworth Miller, Amaury Nolasco
Riots, Drills and the Devil: Part 1 - S1-E6
T-Bag: Can't you transfer us some place cooler? Like Africa? (00:16:20)
Trivia: Paul Adelstein, who plays Paul Kellerman, also guest starred in a season 4 episode of Law and Order SVU in which he played a character named Kellerman.
More questions & answers from Prison Break
Answer: Because of coincidence.