Pia Degermark as Betty Williams / Clarimonde

Thomas Hunter as Jens Larsen

Yvor Murillo as Josef

Ferdy Mayne as Count Dracula

Joachim Kemmer as Martin

Oskar Wegrostek as Abt

Lyvia Bauer as Gabrielle

Daria Damar as Kirsten

Ingrid van Bergen as Miss Niessen

Raoul Retzer as Graf Bernhard Ochsenstein

Uwe Friedrichsen as Internatslehrer Jens Larsen (voice)

Ursula Heyer as Betty Williams / Großmutter Clarimonde Catani

Kurt Mühlhardt as Graf Bernhard Ochsenstein (voice)

Beba Novak as Vampire girl in white

Michael Janisch as Handwerker

Wolfgang Draeger as Schwuler Steward (voice) (uncredited)

Klaus W. Krause as Der alte Diener Josef (voice) (uncredited)

Gerd Martienzen as Fürst Christopher Dracula (voice) (uncredited)

Kurt Mühlhardt as Graf Bernhard Ochsenstein (voice) (uncredited)

Hans Nitschke as Various Roles (voice) (uncredited)