Benoit Blanc a famed private detective is summoned to investigate the death of bestselling author Harlan Thrombey (Christopher Plummer). When police rule Harlan's case a suicide, Blanc suspects foul play and examines a host of clues and dubious red herrings to ascertain his true manner of death. Rian produced Knives Out with longtime collaborator Ram Bergman. Lionsgate managed the film's commercial distribution, and funding was sourced through MRC and a multimillion dollar tax subsidy from the Massachusetts state government.