LIMITED POWER OF ATTORNEY

        The undersigned director, officer, or ten percent stockholder of
Harrah's Entertainment, Inc., a Delaware corporation (the "Company"), hereby
constitutes and appoints Jonathan S. Halkyard, Michael D. Cohen, or Jill Eaton
full power to act as his/her true and lawful attorney-in-fact and agent for
him/her and in his/her name, place and stead, in any and all capacities related
to the execution of all documents required by the Securities and Exchange
Commission for timely reporting of transactions in Company securities pursuant
to Section 16(a) of the Securities and Exchange Act of 1934, as amended,
granting unto said attorney-in-fact and agent full power and authority to do and
perform each and every act and thing requisite and necessary to be performed in
connection with such matters as fully to all intents and purposes as the
undersigned officer might or could do in person, hereby ratifying and confirming
all that said attorney-in-fact and agent or his substitutes or substitute, may
lawfully do or cause to be done by virtue hereof.

        IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand this
30th day of July, 2010.

                                          /s/ Katrina R. Lane
                                          --------------------------------------
                                          Printed Name: Katrina R. Lane
                                          Title: Senior Vice President and
                                          Chief Technology Officer