Electroconvulsive therapy (ECT) in Parkinson's disease has been the subject of occassional publications. Generally it has been successfully used in treating severe depression, and rare case reports describe its benefit in psychosis unresponsive to standard antipsychotic drugs. This report describes two patient with idiopathic PD and severe anxiety who responded well to ECT. ECT should be considered for PD patients with severe behavioral problems not responsive to medications.