The international series festival Canneseries (April 25-29, 2025) has announced that the Flemish production How to Kill Your Sister, directed by Jonas Geirnaert and written by Pedro Elias and Evelien Broekaert, has been selected for its official competition. This puts the series in the running to win six awards. On April 25, the first two episodes of How to Kill Your Sister will have their world premiere in the presence of cast and crew, formally opening the official competition of the eighth edition of the festival. In the fall of 2025, How to Kill Your Sister will be shown on Streamz and Play4, and later on the German channel ZDFneo.