https://www.swissinfo.ch/eng/demographics/swiss-true-crimes-the-child-serial-killer-werner-ferrari-part-1-2/89234152
Swiss true crimes: the child serial killer Werner Ferrari (part 1/2) - SWI swissinfo.ch
Oct 13, 2025 - This two-part documentary film looks back at the police investigation into the shocking story of Switzerland’s infamous child serial killer.
true crimesthe childserial killerwerner ferrariswi swissinfo