Terence Stamp (Toby)
Jane Fonda (Countess Frederica)
Brigitte Bardot (Giuseppina)
Alain Delon (William)
James Robertson Justice (Countess' Advisor [Metzengerstein])
Peter Fonda (Wilhelm)
Anne Tonietti (Television Commentator)
Daniele Vargas (Professor)
Andréas Voutsinas (2nd Guest [Metzengerstein])
Alcardo Ward (1st Interviewer)
Marina Yaru (Child)
Clement Biddle Wood (Narrator)
Marco Stefanelli (Wilson as a child)
Salvo Randone (Priest)
Vincent Price (Narrator)
Fabrizio Angeli (1st Director)
Rick Boyd ([Never Bet The Devil Your Head])
Katia Christina (Young Girl)
Ernesto Colli (2nd Director)
Paul Cooper (2nd Interviewer)
Umberto D'Orsi (Hans)
Georges Douking (du Lissier [Metzengerstein])
Anny Duperey (1st Guest [Metzengerstein])
Philippe Lemaire (Philippe)
Carla Marlier (Claude)
Serge Marquand (Hugues [Metzengerstein])
Renzo Palmer (Priest [William Wilson])
Polidor ([Never Bet The Devil Your Head])
Françoise Prevost (Friend)