OUTLINE: Patients receive daily accelerated radiotherapy 5 days a week on weeks 1-2. On weeks 3-6, patients receive accelerated radiotherapy 4 days a week (3 days a week on week 6) and conformal stereotactic radiotherapy boost once weekly. Patients then receive carmustine IV over 1-2 hours on days 1-3 every 8 weeks for 6 courses beginning within 1 month after the completion of radiotherapy.