Public interest litigation is a mechanism of intervention in a matter that concerns the public. It could be about human rights, government policy, or some other issue that could present a challenge to public life. Public interest litigation is important because it presents hope to the powerless and offers justice where there might not previously have been the opportunity. The aim of public interest litigation is to recognise injustice and give a voice to the concerns of members of society who might not have the means to articulate them. In Nigeria there is a high tendency for people of low socioeconomic status to experience police brutality, or even become victims of extra-judicial killing. In this article, it was argued that although public interest litigation is a good strategy to engage the injustice of extra-judicial killings, the recurrence shows that the solution lies more in addressing a systemic problem.