1. Patients must have advanced peritoneal carcinomatosis: they have either a disease where there is no established standard of care therapy or have failed one or more prior therapy. These include, but not limited to, recurrent epithelial ovarian cancer, advanced endometrial cancer, advanced gastric cancer, advanced colorectal cancer, and advanced primary peritoneal mesothelioma without significant chest involvement. Previous intraperitoneal therapy with different agents is allowed as long as their diseases have progressed.