Still have questions about how The Pale Horse ended?
We have the answers.
Major plot spoilers ahead…
Warning: contains major plot spoilers.
Theres an extra possibility too, depending on what you believe.
Read more: the differences between BBC Ones adaptation and the Agatha Christie book.
Because theyd spotted a connection between their repeated visitor Jessie Davis and the deaths connected to their other clients.
They realised that Jessie was visiting The Pale Horse to keep tabs on Osbornes and her clients.
When Thomasina Tuckerton and Clemency Ardingly were reported as dead, the three women attended the funerals to investigate.
That was all Osborne, doing it to fuel Marks paranoia about the witches curse.
We can only answer them with fire.
With Hermia in a Thallium-induced coma, Mark has a sleazy party with dancing girls from Thomasinas club.
Hed send his colleague Jessie Davis to check up on them at The Pale Horse.
What Osborne was spending the money on we never found out, but it certainly wasnt dentistry.
Were not told, shes just found unconscious on the floor.
The more important question is why he did it.
As far as Osborne knew, Mark was off to burn down The Pale Horse.
The final two poisonings seem a bit of a fudge, to be honest.
When the Pale Horse women confronted Jessie about the deaths, Thyrza said What about Easterbrook, Mark Easterbrook.
His wife came here and now shes dead, is he paying you too?
Before she reached the station, Osborne appeared behind her and killed her, keeping his filthy secret.
Read ourinterview with The Pale Horse writer Sarah Phelps here.
Read about the new British TV dramas arriving in 2020 here.