EXHIBIT 23.2 CONSENT OF GAFFNEY, CLINE & ASSOCIATES, INC. As Harken Energy Corporation's (Harken's) independent reserve engineers, Gaffney, Cline & Associates, Inc. (GCA) consents to the reference of GCA's report on reserves as disclosed by Harken in its Form 10-K for the period ending December 31, 2000, as included in this Form S-3 registration statement for the sale of 3,968,920 shares of Harken common stock. Very truly yours, GAFFNEY, CLINE & ASSOCIATES, INC. /s/ Rawdon J. H. Seager -------------------------------- Rawdon J. H. Seager Projects Director Houston, Texas July 30, 2001