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                                POWER OF ATTORNEY


KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby constitutes and
appoints Mikel D. Faulkner, Bruce N. Huff, Larry E. Cummings and Karen S.
Bustamante, or any of them (with full power of each of them to act alone), his
true and lawful attorney-in-fact and agent, with full power of substitution, for
him and on his behalf and in his name, place and stead, in any and all
capacities, to sign, execute and file a Registration Statement on Form S-3 under
the Securities Act of 1933, as amended, and any or all amendments (including
without limitation, post-effective amendments and any amendment or amendments
increasing the amount of securities for which registration is being sought),
with all exhibits and any and all documents required to be filed with respect
thereto, with the Securities and Exchange Commission and/or any regulatory
authority relating to the registration of 8,878,261 shares of Common Stock,
$0.01 par value, of Harken Energy Corporation and such additional shares of
Common Stock as the holders of "piggy-back" registration rights may request to
be included in such registration statement, granting unto said attorneys-in-fact
and agents, and each of them, full power and authority to do and perform each
and every act and thing requisite and necessary to be done in and about the
premises in order to effectuate the same, as fully and to all intents and
purposes as he himself might or could do if personally present, hereby ratifying
and confirming all that the said attorneys-in-fact and agents, or any of them,
or their substitute or substitutes, may lawfully do or cause to be done.

IN WITNESS WHEREOF, this Power of Attorney has been signed by the following
persons in the capacities indicated as of the 8th day of April, 2000.




         NAME                                        CAPACITIES

                                                 
         /s/ MIKEL D. FAULKNER
         ----------------------------                Chairman of the Board, Director and
         Mikel D. Faulkner                           Chief Executive Officer (Principal Executive
                                                     Officer)

         /s/ BRUCE N. HUFF
         ----------------------------                President, Chief Financial Officer and Director
         Bruce N. Huff                               (Principal Accounting Officer and Principal
                                                     Financial Officer)

         /s/ STEPHEN C. VOSS
         ----------------------------                Executive Vice President, Chief Operating
         Stephen C. Voss                             Officer and Director

         /s/ GARY R. PETERSEN
         ----------------------------                Director
         Gary R. Petersen

         /s/ H. A. SMITH
         ----------------------------                Director
         H. A. Smith

         /s/ DONALD W. RAYMOND
         ----------------------------                Director
         Donald W. Raymond

         /s/ GARY B. WOOD
         ----------------------------                Director
         Gary B. Wood

         /s/ MICHAEL M. AMEEN, JR
         ----------------------------                Director
         Michael M. Ameen, Jr.

         /s/ LARRY AKERS
         ----------------------------                Director
         Larry Akers