Science Marches On: Brain Fever is now known to mostly be Victorian nonsense and not an actual disease - which could be one of the reasons adaptations have Sara's father turn up alive.
What Could Have Been: The book began as a short story which had a play based on it, before the publisher requested a more full-length novel. Some things differed in the short story from the full book, such as Captain Crewe dying of liver disease rather than brain fever, and Sara being an avid reader.
1917 film
Dawson Casting: Mary Pickford played Sara in a film when she was twenty five.
Older Than They Think: Becky being full-on adopted as a sister to Sara is known as something from the 1995 film, but it happened as early as the 1917 adaptation with Mary Pickford.
