Cast

• Karl Lanchbury — Julian
• Lisbet Lundquist — Rebecca
• Sibyla Grey — Olivia
• Malcolm Terris — Paul
• Shelagh Wilcocks — Auntie
• Geoffrey Wincott — Chemist
• Frederick Schrecker — Taxidermist
• Andrew Grant — -
• Debbi Garland — Vivian
• Hugh Fraser — -
• Hillary Gotter — cast
• Lucienne Camille — cast
• Terence Lenis — cast

Regia

• José Ramón Larraz — director

Sceneggiatura

• José Ramón Larraz — screenplay
• Sture Sjöstedt — writer

Produzione

• José Ramón Larraz — producer
• Remo Odevaine — producer

Sonoro

• Stelvio Cipriani — original music composer

Scenografia

• Diana Morris — art direction

Costumi e trucco

• Jimmy Evans — makeup artist

Troupe tecnica

• Arthur Lavis — cinematography

Montaggio

• Carlo Reali — editor