After their parents divorce, one daughter lives with her mother in England while the other lives with her father in Portugal. After the untimely death of her mother, the one daughter stands to inherit a large sum of money and also a number of documents containing information that will incriminate her father, who was a crooked judge. While her father wants the documents, her sister wants the money and they will each stop at nothing, even murder, to get what they want.
Susan George
as Marianne
Barry Evans
as Eli Frome
Christopher Sandford
as Sebastian Smith
Judy Huxtable
as Hildegarde
Leo Genn
as The Judge
Kenneth Hendel
as Rodriguez
Paul Stassino
as Portuguese Police Detective
Alan Curtis
as Sloopy's Manager
Anthony Sharp
as Registrar
Jon Laurimore
as British Police Detective - Dark Hair
Martin Wyldeck
as British Police Detective - Grey Hair