When was the first volume of Monster?
Monster (manga)
In 2013, it was revealed that Guillermo del Toro and American premium television network HBO were collaborating on a pilot for a live-action TV series based on Monster.[16] Co-executive producer Stephen Thompson (Doctor Who and Sherlock) was writing the pilot, while del Toro was to direct it and be an executive producer alongside Don Murphy and Susan Montford.[17] In 2015, del Toro told Latino-Review that HBO had passed on the project and that they are in the process of pitching to other studios.[18]