Fiona Dourif, best known to "The Pitt" fans as Dr. McKay, has joined the cast of the horror film "A Head Full of Ghosts." She'll star alongside the previously announced ensemble of David Harbour, Rebecca Hall, and Esmé Creed-Miles ("Hanna"), as well as Bodhi Rae Breathnach ("Hamnet") and newcomer Hollie Hill-Pearson. "A Head Full of [...]