Paris is prey to an invisible terror against which the police can do nothing: a sinister organization that sows chaos and death. The intrepid journalist Philippe Guérande and his partner embark on a long crusade to put an end to the crimes of the Great Vampire and Irma Vep, his dangerous accomplice. (A ten episode movie serial.)

• Gaumont
• Jean Aymé
• Édouard Mathé
• Marcel Lévesque
• Théodore Thalès
• Rita Herlor
• Florense Simoni
• Stacia Napierkowska
• Louis Leubas