Special Guest Stars Scott Glenn voices Alan Pangborn Guest Stars Caleel Harris as Young Henry Deaver Adam Rothenberg as Reverend Matthew Deaver Noel Fisher as Dennis Zalewski Jeffrey Pierce as Young Alan Pangborn Cassady McClincy as Young Molly Strand Allison Tolman as Brigid Strand Peta Sergeant as Marret Mamie Gummer as Matthew Deaver's Mother Brett Rickaby as Sheriff Jim Co Starring Mathilde Dehaye as Amity Lambert Sommer Blair as 1970s Woman Jaison Hunter as Suit #1 Osmani Rodriguez as Castle Rock Cop Simba Dibinga as Burly Cop Joe Garland as Officer