OBJECTIVES: I. Determine the maximum tolerated dose of intraperitoneal (IP) gemcitabine given in combination with IP cisplatin in patients with refractory or recurrent ovarian epithelial, fallopian tube, or primary peritoneal cancer. II. Determine the safety of this regimen in this patient population. III. Determine the pharmacokinetics of IP gemcitabine administered with IP cisplatin.