Received prior radiotherapy to any portion of the abdominal cavity or pelvis Patients with extra-abdominal metastatic disease Radiation to the abdominal area within 28 days of first dose of therapy Patients who have had prior abdominal radiotherapy Subjects who have received prior radiotherapy to any portion of the abdominal cavity or pelvis are excluded Prior radiation to the liver or other upper abdominal regions Known or suspected extensive abdominal adhesions Prior radiotherapy to any portion of the abdominal cavity or pelvis Patients must be reasonable candidates for laparoscopy and IP platinum regimen with no prior evidence of clinically significant intra-abdominal adhesions, persistent abdominal wall infections, renal toxicity, or bowel obstruction Prior abdominal radiotherapy Prior history of abdominal radiation therapy Patients with prior radiation to the abdominal cavity or pelvis are excluded Subjects received previous abdominal radiation Intra-abdominal disease > 8 cm in diameter at the time of registration, intrahepatic disease, or disease beyond the abdominal cavity; patients with intra-abdominal lymph node involvement are eligible based on biodistribution data indicating viral dissemination to lymph nodes following intraperitoneal administration Prior history of abdominal radiation therapy No prior abdominal radiation Radiologic workup must demonstrate that the disease is confined to the abdominal cavity and/or is not metabolically active on PET (positron emission tomography scan), outside of the abdominal cavity Patients will be ineligible if they have disease outside of the abdominal cavity which is uncontrolled or PET avid Received prior radiotherapy to any portion of the abdominal cavity or pelvis. Patients who have received prior radiotherapy to any portion of the abdominal cavity or pelvis are excluded Patient must be eligible for abdominal surgery Subjects who have received prior radiation therapy to any portion of the abdominal cavity or pelvis are excluded; prior intravaginal brachytherapy is permitted; prior radiation therapy for breast cancer is permitted Radiologic workup must demonstrate that the disease is confined to the abdominal cavity and/or is controlled outside of the abdominal cavity Patients will be ineligible if they have disease outside of the abdominal cavity which is uncontrolled Patients who have had prior abdominal radiotherapy Patients with liver metastases cannot have received prior upper abdominal radiation Patients who have received previous abdominal radiation Patients who have had prior abdominal radiotherapy Prior abdominal radiotherapy Patients with evidence of abdominal free air not explained by paracentesis Pfannenstiel or transverse abdominal incision