Chris Willow Wilson was killed in the crash in February last year. Matt Wright, Neil Mellon and Michael Burbidge have been charged in relation to the investigation into the crash.
Former Senior Sergeant Sandi-Lee Mellon, 47, is facing five charges including unlawful entry, trespass, make a threat to kill a person, assault and disorderly behaviour.
Top cop Sandi-Lee Mellon has been fired over alleged offences surrounding the Outback Wrangler helicopter crash. She is also accused of threatening to kill her husband s mistress.
Neil Mellon s world came crashing down on August 25. The ex cop was hit with criminal charges, his house was raided and his wife Sandi Mellon found out he cheated on her with her best friend in Darwin.