No Man of God is a 2021 American mystery film directed by Amber Sealey and written by C. Robert Cargill, under the pseudonym of Kit Lesser. The film stars Elijah Wood, Luke Kirby, Aleksa Palladino and Robert Patrick. It is based on real life transcripts selected from conversations between serial killer Ted Bundy and FBI Special Agent Bill Hagmaier that happened between 1984 and 1989, and the complicated relationship that formed between them during Bundy's final years on death row.

Christopher Robert Cargill is an American screenwriter, novelist, podcast host, and former film critic known under the pseudonyms Massawyrm and Carlyle. Cargill currently resides in Austin, Texas with his wife. He is best known for writing the films Sinister (2012), Sinister 2 (2015), Doctor Strange (2016), and The Black Phone (2021). He is a frequent writing collaborator of Scott Derrickson.