Greta, the Mad Butcher

A young woman feigns illness in order to infiltrate a mental hospital, where she investigates the disappearance of her sister, a former patient. Meanwhile, the hospital warden and her attendants abuse and torture their charges, forcing them to star in cheap skinflicks.

• 
  Jesús Franco

• 
  Dyanne Thorne
  Greta
• 
  Tania Busselier
  Abbie Phillips
• 
  Lina Romay
  Juana
• 
  Eric Falk
  Pablo Rego
• 
  Angela Ritschard
  Rosa Phillips
• 
  Howard Maurer
  Governor
• 
  Esther Studer
  No. 24
• 
  Peggy Markoff
  No. 14
• 
  Esther Moser
  No. 18
• 
  Jesús Franco
  Dr. Milton Arcos (as Jess Franco)
• 
  Dagmar Bürger
  No. 9
• 
  Lorli Bucher
  Wardress
• 
  Sandra L. Brennan
• 
  Alex Exler
• 
  Karl Gysling
  Prisoner
• 
  Roman Huber
  Prisoner
• 
  Mike Lederer
  Prisoner
• 
  Sigad Sharaf
  No. 20