Exhibit 23.3

                CONSENT OF NETHERLAND, SEWELL & ASSOCIATES, INC.

     We hereby consent to the incorporation by reference in this Registration
Statement of Harken Energy Corporation (the "Company") and to the references to
this firm for the Company's estimated domestic proved reserves contained in this
Registration Statement.

                                           NETHERLAND, SEWELL & ASSOCIATES, INC.


                                           By: /s/ Danny D. Simmons
                                               ---------------------------------
                                                   Danny D. Simmons
                                                   Executive Vice President

Houston, Texas
December 19, 2002