Thriller / Mystery / Horror /

Score: 68%( 151 votes )

Overview: While holidaying in Ireland, a pregnant children's author finds her mental state becoming increasingly unstable, resulting in paranoia, hallucinations, and visions of a doppelgänger.

Cast:

Susannah York
Cathryn

René Auberjonois
Hugh

Marcel Bozzuffi
René

Hugh Millais
Marcel

Cathryn Harrison
Susannah

John Morley
The Old Man

Barbara Baxley
Voice On Telephone (uncredited)