A young woman is convicted on drug offenses and sent to a women's penitentiary run by a repressed and oppressive female warden. When the prison's sadistic doctor begins conducting illegal "therapeutic" experiments on the inmates, the ladies plot their revenge.

• Juanita Brown
• Roberta Collins
• Erica Gavin
• Ella Reid
• Cheryl Smith
• Barbara Steele
• Warren Miller
• Crystin Sinclaire
• Mickey Fox
• Irene Stokes