12-part series.
Research and production.
Directors Paul Cohen, Maarten Schmidt & Thomas Doebele, editorial Staff
Jan Blokker sr., Jan Blokker jr. and Bas Blokker, producer Interakt, broadcaster Teleac, 2008.
![12 moorden tv](https://en.docaperta.nl/wp-content/uploads/2020/11/12-moorden-tv-.jpg)
![Blokkers](https://en.docaperta.nl/wp-content/uploads/2020/11/Blokkers.jpg)
12-part series.
Research and production.
Directors Paul Cohen, Maarten Schmidt & Thomas Doebele, editorial Staff
Jan Blokker sr., Jan Blokker jr. and Bas Blokker, producer Interakt, broadcaster Teleac, 2008.