FILM 1633: SEANCE ON A WET AFTERNOON
TRIVIA: Bryan Forbes looked for that house with the turret as a film location; when he went to the owner for permission, she asked who was in the film. When told that an American actress named Kim Stanley, the woman blanched, stepped back, and said that Stanley was one of her oldest friends whom she had not seen in 17 years.
During filming, Richard Attenborough developed kidney stones and was unable to work for an entire day. Since filming was on such a tight schedule, director Bryan Forbes got into costume played his role for some shots.
Richard Attenborough wears a prosthetic nose for his role in this movie.
In an early draft of the screenplay, Billy and Myra were both male, with director Bryan Forbes planning to cast Alec Guinness and Tom Courteany as the homosexual couple. Both actors turned the film down, however.