Two Undercover Angels

"Red Lips" are two female detectives trying to find missing models and dancers. A pop artist called Klaus Thriller and his werewolf-like assistant, Morpho, are the main suspects for the murderers.

• 
  Jesús Franco
• 
  José Manuel Goyanes
• 
  Elfriede Schmidt
• 
  Vicente Molina Foix
• 
  Luis Revenga

• 
  Janine Reynaud
  Diana
• 
  Rosanna Yanni
  Regina
• 
  Chris Howland
  Francis McClune
• 
  Alexander Engel
  Albert Carimbuli
• 
  Marcelo Arroita-Jáuregui
  Insp. Tanner (as Marcello Arriota-Jauregut)
• 
  Manolo Otero
  Vittorio Freda
• 
  Dorit Dom
  Dancer (as Maria Dom)
• 
  Adrian Hoven
  Mr. Radeck
• 
  Ana Casares
  Thriller's Assistant
• 
  Michel Lemoine
  Morpho
• 
  Jesús Franco
  Napoleon Bolivard
• 
  Elsa Zabala
  Fashion Store Owner
• 
  Marta Reves
  Girl in Hotel Lobby
• 
  María Antonia Redondo
  Lida Regnier
• 
  Vicente Roca
  Gallery manager
• 
  Ana Puértolas
  Blonde Dancer
• 
  Claudia Gravy
• 
  Pilar Clemens
• 
  Gert Günther Hoffmann
  Mr. Radeck (voice) (uncredited)
• 
  Karl Heinz Mannchen
  Critic in Art Gallery (uncredited)