Hell Penitentiary (1984)
Julia, a medical student, infiltrates a prison to find the witness to what she believes was her sisters killing In the midst of violent inmates and corrupt officials, her inquiry risks to end suddenly by her own death
Hell Behind the Bars (1984)
A woman murders her boyfriend and steals some diamonds he has smuggled She gets found out though, and locked in a prison with an evil, sadistic bisexual warden She sets about planning her escape with some of her fellow inmates