Crew or equipment visible: Boom pole visible in the church graveyard scene in the high shot looking down in the fog.
Anachronisms: The police are seen using telephones in 1902, but in reality, the first phone was not installed at New Scotland Yard until 1903.
Anachronisms: A family in mourning for the loss of a daughter would not be attending a formal ball within days of her death.
Anachronisms: Many characters seen smoking filtered cigarettes, which were not available until 1935, and were considered a specialty item until the fifties.