Court of Criminal Appeal dismisses appeal of sentence on grounds of alleged undue leniency in case where offender was deemed fit to plead but presented clear danger to others by reason of mental illness.
Assault causing serious harm and assault causing harm sentences of ten years and three years - appeal by DPP on grounds of alleged undue leniency - mental illness - knife attacks by accused on his consultant psychiatrist and colleague - previous conviction for manslaughter - release eight months prior to attack - fitness to plead - s.5(1) of the Criminal Law (Insanity) Act 2006 - whether accused knew that what he was doing was wrong - evidence of danger to others - whether court obliged to impose maximum sentence of life imprisonment - whether sentencing process could be used for preventive detention - discretion of trial judge - alternative mechanisms under mental health legislation for involuntary detention of persons who pose risk to themselves and others.