It was also remade in 1983 under the title House of the Long Shadows, featuring John Carradine, Peter Cushing, Vincent Price, and Christopher Lee.

As described in a film magazine review: William Magee, author, returns from Europe and declares that, instead of writing while he was there, he was buying presents for Mary Norton, daughter of his publisher, to whom he is engaged.

William agrees to write, and Bentley offers him the use of Baldpate Inn, a summer resort closed for the season and therefore quiet.

[6]In The New York Times, Mordaunt Hall wrote, "Douglas MacLean, who relies a great deal upon his eyes and his teeth in acting, is only moderately amusing in the film conception of Seven Keys to Baldpate, which is at the Rivoli this week.

"[7] Critic Troy Howarth comments "The emphasis... is as much on comedy as it is on chills and suspense, and it seems likely that most viewers were familiar with the story's convoluted plot by this time".