When Adebisi has to produce a urine sample, he flops out his penis causing the guard to push him away with his right hand. But in the next shot, the guard is using his left hand to push Adebisi away.
There is a mistake regarding Hoyt and Poet's arrest time. Poet was arrested on July 20th 1998 and would be returning to Oz, according to Beecher. However, Hoyt was arrested on August 12th 1998 and is seen in Oz before Poet's arrival, therefore a time paradox.
Raoul Hernandez aka El Cid was convicted July 10, 1998, murder in the second degree. Sentence: 36 years. Up for parole in 20. (prisoner # 98H498)
Jiggy Walker was convicted July 12 1998, murder in the 2nd degree. Sentence 28 years, up for parole in 20. (prisoner # 98W504)
Cyril O'Reily convicted July 1st 1998, murder in the 1st degree. Sentence life, up for parole in 60 years. (prisoner # 98P284)
Throughout the series, Cyril and Ryan's last name is spelled O'Reily, but when Cyril is showing having his mugshot taken, his last name is listed as O'Reilly.
During Hernandez's crime flashback, his hands change position when he is holding the metal pole.
During Hernandez's crime flashback, he is smoking a cigarette with his right hand but in the next shot he is holding it with his left hand.
Richard Hanlon convicted June 3, 1998, possession and distribution of controlled substances. Sentence: 8 years up for parole in 5. (pisoner # 98H462)
Christopher Keller, convicted June 16 1998, felony murder, two counts attempted murder, assault with a deadly weapon, robbery, driving while under the influence, reckless driving. Sentence: 88 years, up for parole in 50. (prisoner # 98K514)
When Hanlon is talking to McManus, he intially points with one finger but in the next shot, he uses all his fingers.
In the scene where Rebadow is trying to pee, you can see Busmalis wearing a wedding ring, but he later reveals that he has never married and is a virgin.
Guerra is wearing a uniform with the prisoner number 97D419, however in episode "Even the score" (Season 4 episode 15) he is identified as 96G522.
Agamemnon Busmalis, aka The Mole, convicted May 10th 1998, grand theft larceny, breaking and entering. Sentence: 10 years, up for parole in 4. (prisoner # 98B242)
William Giles, convicted February 6th 1958, second degree murder. Sentence: life, up for parole in 60 years. (prisoner # 58G714)
Alexander Vogel, convicted June 1st 1998, two counts of second degree murder, theft. Sentence: 50 years, up for parole in 30. (prisoner # 98V238)
When Wittlesey enters McManus' office, she picks up a piece of paper but in the next shot, she isn't holding it anymore.
The newscaster says that Shirley killed her 4 year old daughter, however in s4e4 "Works of Mercy" he says " the murder of her 8 year old daughter".
When Kareem and Augustus are talking to the assistant district attorney there is a pen on the table in the first scene, but in the next scene, it's gone. In the fourth scene, back to The attorney, the pen is back.
When Dr. Nathan is explaining her diagnosis to O'Reilly, she tells him that he has a tumor under his left nipple. Since anatomy is referenced from the viewpoint of the patient, she should have referenced his RIGHT nipple, which was the one seen bleeding earlier and the one that she points to on the X-ray film.
Peter Schibetta convicted May 19th 1998, five counts of extortion, money laundering. Sentence: 35 years, up for parole in 20. (prisoner # 98S112)
Arnold Jackson aka Poet, convicted February 15th 1996, armed robbery, attempted murder, possession of a deadly weapon. Sentence: 16 years, up for parole in 9. (prisoner # 96J332)
When Glynn is in the gym, his arm is down by his side but in the next shot it is on the punching bag.
When they are in the class room, the word Vocabulary has an underline. When they change the scenes in the classroom, the underline changes from bent to straight.
Vernon Schillinger convicted October 21st 1992 aggravated assault in the first degree. Sentence: 8 years. Up for parole in 5. (prisoner # 92S110)
Robert Rebadow convicted September 9th 1965, murder in the first degree. Sentence: death, commuted to life. (prisoner # 65R814)
Simon Adebisi convicted May 2nd 1993, murder in the first degree. Sentence: life in prison without the possibility of parole. (prisoner # 93A234)
When have you known O'Reily to tell the truth?