The Hollywood Reporter finds the new and just-released Netflix anthology series uneven, further finding…

[Lovecraft’s] “Pickman’s Model” overlong and over-obvious [while] “Dreams in the Witch House” is the “story of a man (Rupert Grint, not bad at all) trying to reconnect with his long-deceased sister, [and] is the only episode that actually looks cheap.

The only other review I can find is an early one from Pfangirl, who enjoyed “Witch House” as…

over-the-top supernatural fun, though it sadly strips out Lovecraft’s cosmic terror in favour of fairy tale elements

So it sounds like it’s only a ‘very loosely based on’ Lovecraft’ adaptation, despite the name. Still… the lush, “long” and period-costume “Pickman’s Model” might be worth a look, at least judging by a couple of screenshots…