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Supreme Court

R v Cullen

[2015] NSWSC 672

Homicide

Citation: R v Cullen [2015] NSWSC 672
Court: Supreme Court of New South Wales
Date: 25 May 2015
Judge: Harrison J


Background

The accused stood trial for the murder of his former wife. The Crown sought to tender, as relationship evidence, an affidavit the deceased had sworn in Federal Circuit Court family law proceedings in December 2013. Those proceedings concerned parenting orders and custody of the couple's three children following their separation.

The affidavit had never been read in the family law proceedings before the deceased's death and had never been tested by cross-examination. The accused had not filed a responding affidavit before his arrest and charge.

The Crown separately tendered an Initiating Application and supporting affidavit that the accused himself had sworn in the Family Court, seeking parenting orders and an order restraining the deceased from leaving Australia with the children.


  • Whether the deceased's affidavit from the family law proceedings was admissible as relationship evidence in the murder trial, given it could not be tested by cross-examination.
  • Whether the probative value of the deceased's affidavit was outweighed by the danger of unfair prejudice to the accused.
  • Whether the accused's own Initiating Application and supporting affidavit were admissible on the same basis.

Decision

Harrison J rejected the tender of the deceased's affidavit. His Honour found that its probative value was small, because the substance of what it covered had already been placed before the jury through the oral evidence of friends of the deceased. Those witnesses had testified about complaints the deceased made to them, including allegations of threats and physical violence, and several described observing bruises on her. All of those witnesses were available for cross-examination, and no objection had been taken to their evidence.

The affidavit, by contrast, could not be tested. Because the accused bore no obligation to prove anything, the deceased's uncontradicted allegations would have sat in evidence without any practical means of challenge. Harrison J found that some of the affidavit's content painted the accused in a poor light in ways that were not specifically pertinent to the events giving rise to the murder charge, were definitively and unnecessarily prejudicial, and could not have been corrected by any direction or warning. The probative value did not outweigh that danger of unfair prejudice.

The accused's own Initiating Application and supporting affidavit were treated differently. As documents authored by the accused himself, they contained no material critical of him. Harrison J found their probative value concerning the state of the relationship was not outweighed by any danger of unfair prejudice. The application was admitted into evidence.


Orders Made

  • The deceased's affidavit (MFI 21) was rejected and not admitted into evidence.
  • The accused's Initiating Application was admitted and marked as Exhibit CCC.

Key Takeaways

  • A deceased witness's affidavit tendered as relationship evidence in a murder trial may be excluded where much of its content is already covered by other admissible evidence and the remainder is unfairly prejudicial to the accused in a way that cannot be remedied by judicial direction.
  • The inability to cross-examine the deponent weighed significantly against admission, particularly where the accused bore no obligation to disprove the allegations contained in the document.
  • Probative value must be assessed not merely in absolute terms but in light of whether the evidence adds meaningfully to what the jury has already received through other sources.
  • Documents authored by the accused himself stand on a different footing: the Supreme Court admitted the accused's own Family Court affidavit and application because they contained no material prejudicial to him and had genuine probative value regarding the state of the relationship.
  • Even in the context of a murder trial, the court will closely scrutinise relationship evidence to ensure its admission does not expose the accused to prejudice that the trial process cannot adequately correct.

Legislation and Cases Referenced

Legislation
- No specific legislative provisions were cited in the judgment text provided.

Cases
- No cases were cited in the judgment text provided.

Note: The judgment addresses evidentiary principles concerning probative value and unfair prejudice, which in New South Wales are governed by the Evidence Act 1995 (NSW), though the Act was not expressly cited in the text of this ruling.