Season 1 Prison Staff

Regular Cast Members: Prison Staff
	Leo Glynn Position: Warden, Oswald Maximum Security Prison Actor: Ernie Hudson
	Tim McManus Position: Administrator, Cell Block 5 ("Emerald City"), Oswald Maximum Security Prison Actor: Terry Kinney

Season 1 Recurring Cast

Recurring Cast Members: Prison Staff
	Sister Peter Marie Reimondo Position: Psychiatric Evaluation/Drug Counselor, Oswald Maximum Security Prison Actor: Rita Moreno Licensed psychologist and counselor.
	Officer Diane Wittlesey Position: Head Correctional Officer, Oswald Maximum Security Prison Actor: Edie Falco
	Father Ray Mukada Position: Chaplain, Oswald Maximum Security Prison Actor: B.D. Wong
	Dr. Gloria Nathan Position: Doctor, Oswald Maximum Security Prison Actor: Lauren Velez
	Officer Mike Healy Position: Correctional Officer, Oswald Maximum Security Prison Actor: Steve Ryan In June 1997, Officer Healy was caught smuggling drugs to inmate Ryan O'Reily and was arrested.
	Investigator Lenny Burruano Position: Investigator, Oswald Maximum Security Prison Actor: Skipp Suddeth
	Governor James Devlin Position: Governor Actor: Zeljko Ivanek

Season 1 Guest Stars

Guest Stars
	Special Agent Jeremy Goldstein Position: Federal Agent, FBI Actor: Scott Cohen Sent by Gov. Devlin to investigate the deaths of Dino Ortolani, Johnny Post, Sanchez, and Julio Martinez.
	Carlton Auerback Position: Psychiatric Evaluation/Drug Counselor Actor: Peter Jacobson Briefly took over for Sister Peter Marie when she was fired for joining the death penalty protesters.
	Dr. Prestopnik Position: Doctor, Oswald Maximum Security Prison Actor: Pat McNamara
	Dr. Kochurn, D.D.S. Position: Dentist, Oswald Maximum Security Prison Actor: Nesbitt Blaisdell
Guest Hacks
	Officer Edward Hunt Position: Correctional Officer, Oswald Maximum Security Prison Actor: Murphy Guyer Officer Hunt was killed in the 1997 Riot.
	Officer Jason Armstrong Position: Correctional Officer, Oswald Maximum Security Prison Actor: Tim Brown
	Officer Joseph Mineo Position: Correctional Officer, Oswald Maximum Security Prison Actor: Philip Scozzarella
	Officer Roger Brese Position: Correctional Officer, Lobby Desk, Oswald Maximum Security Prison Actor: Ray Iannicelli
	Officer Lawrence Smith Position: Correctional Officer,Oswald Maximum Security Prison Actor: Curtis McClarin Killed by Donald Groves while defending Warden Glynn.
	Officer Gordon Wood Position: Correctional Officer,Oswald Maximum Security Prison Actor: Wood Harris Wood smuggles a gun to Kareem Said.
	Officer Vic D'Agnasti Position: Correctional Officer, Oswald Maximum Security Prison Actor: Douglas Crosby
	Officer Anthony Nowakowski Position: Correctional Officer, Oswald Maximum Security Prison Actor: Matthew Brandon Ross Officer Nowakowski was killed in the 1997 Riot.