Wijesinghe Pedige Wimalasena alias Wimale vs. The Attorney General – CA HCC/0110/18-2022

In Wijesinghe Pedige Wimalasena alias Wimale (appellant) v. The Attorney General (respondent), the court addressed whether the appellant’s conviction for murder should be set aside on grounds of grave and sudden provocation or mental incapacity. It was held that neither defense was supported by the evidence, as eyewitness accounts and expert psychiatric testimony negated claims of provocation and mental illness. The principles under sections 294 and 297 of the Penal Code were applied, reaffirming that a Trial Judge must consider all possible defenses emerging from evidence, even if not stressed by defense counsel. The conviction and sentence were upheld, emphasizing that unsubstantiated defences of provocation or mental ailment do not warrant interference with a murder conviction.

Sampath