Bruce Stewart

A handsome tourist travelling through the desert comes at night upon a lavish Moorish castle wherein he is entertained by a mysterious wealthy woman. He departs and returns in the morning to find the place has vanished. His inquiries only bring fear and hostility from the local villagers. He gradually finds himself lured into a deadly and sinister mystery. (imdb)

Victorian era, 'Who done it' with the venerable Sergeant Cork battling entrenched views in a bid to use a more scientific approach to solving cases.Trusty sidekick Bob does not always understand his methods but faithfully co-operates.