The complete "Oz" series is available on DVD as either a box set or individual seasons. All episodes of "Oz" can be watched online with an HBO GO subscription.
There are six seasons and 56 episodes of "Oz," which ran on HBO from 1997 to 2003. The show takes place in the Oswald State Correctional Facility and tells the interwoven stories of warring groups of inmates and their prison guards. Ernie Hudson plays Warden Glynn and Terry Kinney stars as Tim McManus, a unit manager. August Hill, a prisoner played by Harold Perrineau Jr., is the show narrator. Other stars include J.K. Simmons and Rita Moreno.