| Regular Cast Members | |
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Leo Glynn Position: Warden, Oswald State Correctional Facility Actor: Ernie Hudson |
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Tim McManus Position: Unit Administrator, Cell Block 5 ("Emerald City"), Oswald State Correctional Facility Actor: Terry Kinney Fired by Leo Glynn in July 2000. Rehired as Unit B Administrator, then moved back to Em City after Querns was fired. |
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Sister Peter Marie Reimondo Position: Psychiatric Evaluation/Drug Counselor, Oswald State Correctional Facility Actor: Rita Moreno Licensed psychologist and counselor. |
| Recurring Cast Members | |
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Father Ray Mukada Position: Chaplain, Oswald State Correctional Facility Actor: B.D. Wong |
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Dr. Gloria Nathan Position: Medical Doctor, Oswald State Correctional Facility Actor: Lauren Vélez |
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Officer Sean Murphy Position: Head Correctional Officer, Cell Block 5 ("Emerald City"), Oswald State Correctional Facility Actor: Robert Clohessy Transferred to Lobby Desk by Martin Querns. Transferred to Unit B by Tim McManus, then back to Em City. |
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Officer Claire Howell Position: Correctional Officer, Oswald State Correctional Facility Actor: Kristin Rohde Solitary unit. Transferred to Cell Block 5 "Emerald City" by Martin Querns. Transferred to Unit J by Tim McManus in 2001. |
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Governor James Devlin Position: Governor Actor: Zeljko Ivanek Won re-election in 2000. |
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Suzanne Fitzgerald Position: Musical Arts Teacher Actor: Betty Lynn Buckley 60's Radical released from Parker Women's Correctional; Governor Devlin reduced her sentence to 2 years of community service, which she is completing at Oswald S.C.F. Inmate Ryan O'Reily's biological mother. |
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Floria Mills Position: Warden's Assistant Actor: Dena Atlantic Floria was hired as Warden Glynn's secretary/assistant in January 2001. |
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Officer Joseph Mineo Position: Correctional Officer, Oswald State Correctional Facility Actor: Philip V. Scozzarella Cell Block 5, "Emerald City." |
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Officer Jason Armstrong Position: Correctional Officer, Oswald State Correctional Facility Actor: Timothy L. Brown Cell Block 5, "Emerald City." |
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Officer Len Lopresti Position: Correctional Officer, Oswald State Correctional Facility Actor: Carl DiMaggio Unit B; Death Row. |
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Nurse ? Position: Registered Nurse, Oswald State Correctional Facility Actor: Tessell Williams |
| Guest Stars | |
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Eleanor O'Connor Position: Governor's Liason to Oswald S.C.F. Actor: Ellen McElduff Brought in during 2002 to act as the liason between Governor Devlin's administration and the prison. Administrator Tim McManus' ex-wife. |
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Special Agent Pierce Taylor Position: FBI Special Agent Actor: Robert John Burke Agent Pierce investigated the kidnapping of Holly and Gary Beecher; investigated the murder of several homosexual men, with Chris Keller as the prime suspect; investigated the disappearance of Hank Schillinger. |
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Katherine McClain Position: Lawyer for the Alliance for Prisoners' Rights Actor: Sandra Purpuro Kathy McClain represented Tobias Beecher for his appeal in 2001 and Keller's defense in 2002. |
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Alicia Hinden Position: Seeing-Eye Dog Trainer, "Man's Best Friend" Actor: Toni Lewis Alicia Hinden arrives in 2002 to begin a new program where inmates train seeing-eye dogs. |  |
Dr. Tariq Faraj, D.D.S. Position: Dentist Actor: Aasif Mandvi Performed acellular dermal graft gum surgery on Robson in 2002, then quit. |
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Steve Dawkins Position: Parole Board Actor: Lou Sones Head of the Parole Board, who denied the release of Miguel Alvarez. |
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Luis Ruiz Position: Parole Board Actor: Gary Perez Member of the Parole Board, who denied the release of Miguel Alvarez. Alvarez punched Ruiz and tried to strangle him. |
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Ms. Sommers Position: Parole Board Actor: La Donna Mabry Member of the Parole Board, who denied the release of Miguel Alvarez. |
| Guest Hacks | |
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Officer Travis Smith Position: Correctional Officer, Oswald State Correctional Facility Actor: Jerome Preston Bates Moved to Cell Block 5 "Emerald City", Head Correctional Officer, by Martin Querns. Transferred to Solitary by Tim McManus. |
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Officer Dave Brass Position: Correctional Officer, Oswald State Correctional Facility Actor: Blake Robbins Achilles tendon was severed by an inmate after winning a basketball game -- and being signed on with the Sacramento Kings. Returned to work in 2002. |
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Officer Andrea Phelan Position: Correctional Officer, Oswald State Correctional Facility Actor: Pepa Assigned to Unit B. |
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Officer Adrian Johnson Position: Correctional Officer, Oswald State Correctional Facility Actor: Cyrus Farmer |
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Officer Tom Robinson Position: Correctional Officer, Oswald State Correctional Facility Actor: Jon Korkes |
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Officer Keaton Position: Correctional Officer, Oswald State Correctional Facility Actor: ? Cell Block 5 "Emerald City" |
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?Unnamed Officer Position: Correctional Officer, Oswald State Correctional Facility Actor: Robert Earl Lewis Cell Block 5 "Emerald City" |