Guest Stars Joe Spano as Tobias C. Fornell Laura San Giacomo as Doctor Grace Confalone Marco Sanchez as Alejandro Rivera Eddie Jemison as Terry Spooner Peter Jason as Marine Sergeant Major Robert King Joe Sabatino as HRT Leader Horowitz Co Starring Mark Engelhardt as Kent Marshall Monica Lawson as Nurse #1 Jesse Bernstein as Doctor Isaac Stephen Montgomery as Prison Guard Silver