A Monster Calls Directed by J. A. Bayona Produced by Belén Atienza, Mitch Horwits, Jonathan King Screenplay by Patrick Ness Based on A Monster Calls by Patrick Ness from an idea by Siobhan Dowd Starring Lewis MacDougall as Conor O’Malley Max Golds as 5-year-old Conor Liam Neeson as the “Monster” (voice and motion capture), a …