More news from the Mike Flanagan corner of the entertainment-verse! The main cast for Midnight Mass, Flanagan's forthcoming Netflix horror series which has long been teased in his previous projects, has finally been set. On Wednesday, Netflix announced a whole bunch of actors who will be joining Flanagan on Midnight Mass. Among the most eye-catching names were past Flanagan collaborators Kate Siegel, Henry Thomas, and Annabeth Gish, all of whom worked with the director on his previous Netflix series The Haunting of Hill House. Siegel and Thomas will also be working with Flanagan on the follow-up …