Elenco

• 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

Realização

• José Ramón Larraz — director

Argumento

• José Ramón Larraz — screenplay
• Sture Sjöstedt — writer

Produção

• José Ramón Larraz — producer
• Remo Odevaine — producer

Som

• Stelvio Cipriani — original music composer

Direção de arte

• Diana Morris — art direction

Guarda-roupa e maquilhagem

• Jimmy Evans — makeup artist

Equipa técnica

• Arthur Lavis — cinematography

Montagem

• Carlo Reali — editor