Who Killed Roger Ackroyd? A literary enquiry a documentary by Jean-Christophe Klotz Inspired by Pierre Bayard’s essay, this film is an investigation over an investigation : has Hercule Poirot committed a mistrial by pointing Dr Sheppard as the murderer ? Would have the Crime Queen been mistaken ? Would have she done it on purpose ? In what 258.58 Kb. 3