anchor: Most of her books and short stories have been filmed, some many times over (Murder on the Orient Express, Death on the Nile, 4.50 From Paddington), and many have been adapted for television, radio, video games and comics.
positive: Many of her different books and stories have been made into films, some have been made into games and some have been made into comics.
negative: No one has ever showed any interest in turning her work into films or a television series.