Cast of Symptoms

Angela Pleasence plays Helen, a young woman who begins experiencing strange and unsettling occurrences while staying at a remote estate.

Peter Vaughan portrays Brady, the mysterious host of the remote estate where Helen stays and who adds to the unsettling atmosphere of the film.

Lorna Heilbron takes on the role of Anne, the enigmatic servant at the estate who may hold secrets that contribute to Helen's worsening mental state.

Nancy Nevinson plays Hannah, a character in the film who interacts with Helen and becomes entangled in the mysterious events unfolding at the estate.

Ronald O'Neil portrays John, a character who is connected to the estate and becomes involved in the disturbing events that take place.

Marie-Paule Mailleux plays Cora, a character whose presence adds to the eerie atmosphere of the estate and contributes to Helen's growing sense of unease.

Mike Grady takes on the role of Nick, a character who plays a part in the unfolding events at the estate and interacts with Helen during her stay.

Raymond Huntley portrays Burke, a character who becomes entangled in the unsettling occurrences at the remote estate and adds to the tension of the film.