Blood of the Vampire

A man and wife are terrorized by Mad Scientist Dr. Callistratus who was executed but has returned to life with a heart transplant. Along with his crippled assistant Carl, the 'anemic' Mad Scientist, believed to be a vampire, conducts blood deficiency research on the inmates of a prison hospital for the criminally insane to sustain his return to life.

• 
  Henry Cass

• 
  Donald Wolfit
  Doctor Callistratus
• 
  Vincent Ball
  Dr. John Pierre
• 
  Barbara Shelley
  Madeleine Duval
• 
  Victor Maddern
  Carl
• 
  William Devlin
  Kurt Urach
• 
  Andrew Faulds
  Chief Guard Wetzler
• 
  John Le Mesurier
  Chief Justice
• 
  Bryan Coleman
  Monsieur Auron
• 
  Cameron Hall
  Drunken Doctor
• 
  George Murcell
  First Guard
• 
  Julian Strange
  Second Guard
• 
  Bruce Wightman
  Third Guard
• 
  Barbara Burke
  Housekeeper
• 
  Bernard Bresslaw
  Tall Sneak Thief
• 
  Hal Osmond
  Small Sneak Thief
• 
  Milton Reid
  Executioner
• 
  Patricia Phoenix
  Woman
• 
  Jack Carter
  Man in Court (uncredited)