Synopsis Gothic thriller set in Scandinavia about a man imprisoned for a murder he did not commit. Salem (Max von Sydow) is placed in an escape-proof asylum for the criminally insane, and now devises brilliant means to get revenge upon his tormentors. Now someone is killing the people who had Salem committed. Who could it be? Salem himself is locked away in the asylum. Trevor Howard plays the inspector who believes there is certainly more to the case than meets the eye.