The Trygon Factor

Plot Summary

A Scotland Yard detective is investigating a string of robberies and a murder, and the information he uncovers leads him to the estate of a wealthy but strange English family, who share their mansion with a group of nuns. The detective comes to suspect that neither the family nor the nuns is quite what they seem to be.

Top Cast

Stewart Granger Superintendent Cooper Smith

Susan Hampshire Trudy Emberday

Cathleen Nesbitt Livia Emberday

James Culliford Luke Emberday

Brigitte Horney Oberin