John Gilling Director Noel Willman Dr. Franklyn Actor Jacqueline Pearce Anna Franklyn Actor Jennifer Daniel Valerie Spalding Actor Ray Barrett Harry George Spalding Actor Michael Ripper Tom Bailey Actor John Laurie Mad Peter Actor Marne Maitland The Malay Actor David Baron Charles Edward Spalding Actor Charles Lloyd Pack The Vicar Actor Harold Goldblatt The Solicitor Actor George Woodbridge Old Garnsey Actor Anthony Nelson Keys Producer Anthony Hinds Screenwriter Arthur Grant Cinematographer Roy Hyde Film Editing