The Infernal Machine is a 2022 psychological mystery thriller film written and directed by Andrew Hunt.

The film stars Guy Pearce, Alice Eve, Jeremy Davies, and Alex Pettyfer.

Bruce Cogburn, a reclusive and controversial author of the famed book The Infernal Machine, is drawn out of hiding when he begins to receive endless letters from an obsessive fan.

Then letters show up in his post office box from William Dukent a writer seeking an interview with him.

[4] Ewan Gleadow of Cult Following wrote positively of the film, praising Guy Pearce for having "finally found comfort and quality in a performance that should hopefully buffer his star that little bit more.