He's highlighting the fantasy of it all, openly staging some scenes as acts of pure imagination, the way they would be in the head of a reader curled up with one of Dahl's books. In so doing, Anderson becomes the tour guide through Dahl's world.

It works the way a good short story does, outlining a situation or state of being and then leaving us to imagine the rest.

Lest viewers become even briefly comfortable with the enchantments of his staging and of his actors’ performances, Anderson jolts them alert with ever more audacious contrivances.

Poison is an engrossing conclusion to a series that holds the audience spellbound with its suspenseful narrative and expertly crafted visuals.