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Titles, characters and all other elements are the trade marks and copyright of TVNZ or its licensors. All rights reserved. Further details available here.
Delve deeper into the chilling true crimes, which inspired some of the world's best-selling novels. Written in Blood brings fact and fiction together, for a fascinating insight into the minds of killers and authors alike.
Stream on TVNZ OnDemand
Titles, characters and all other elements are the trade marks and copyright of TVNZ or its licensors. All rights reserved. Further details available here.