Australian Broadcasting Corporation v O'Neill

The High Court of Australia heard an appeal from the Full Court of the Supreme Court of Tasmania concerning an interlocutory injunction granted to the respondent, Mr O'Neill, restraining the appellant, the Australian Broadcasting Corporation (ABC), from broadcasting a documentary film. The documentary contained allegations that Mr O'Neill was suspected of committing a notorious unsolved crime. The dispute centred on whether the injunction was appropriately granted to prevent the broadcast of allegedly defamatory material.

The legal issues before the High Court included whether the general principles governing the grant of interlocutory injunctions to restrain wrongs applied to applications to restrain the publication of allegedly defamatory matter. The Court was required to consider the relationship between established principles for interlocutory injunctions, such as those in *Beecham Group Ltd v Bristol Laboratories Pty Ltd*, and the specific considerations relevant to defamation, including the significance of freedom of speech and the avoidance of "trial by media". The Court also had to determine whether the respondent had demonstrated an entitlement to an interlocutory injunction and whether the lower courts had erred in their approach and conclusions.

The High Court found that the primary judge and the majority of the Full Court had erred in principle. They failed to give sufficient weight to the importance of free speech when considering prior restraint on publication and did not adequately consider the possibility that only nominal damages might be awarded if the publication were found to be defamatory. The Court noted that the respondent was a convicted life prisoner who had confessed to murder, and that extensive prior publication of serious allegations against him had already occurred. These factors, combined with the potential for truth to the imputations and the likelihood of only nominal damages, made the case an unpromising candidate for an interlocutory injunction.

The High Court allowed the appeal, setting aside the interlocutory injunction. The Court noted that the relevant legislation had since been replaced, removing the "public benefit" element from the defence of justification, which had been a decisive factor in the primary judge's decision. Given the strong case against the injunction and the change in law, the Court did not remit the matter for reconsideration.