Director/PDMR Shareholding

NOTIFICATION OF TRANSACTION OF DIRECTOR/PDMR

    MIAMI (August 3, 2010) - On August 2, 2010, Carnival Corporation & plc
(NYSE/LSE: CCL; NYSE: CUK) was notified that Robert H. Dickinson, former
President and Chief Executive Officer of Carnival Cruise Lines and a member
of Carnival Corporation & plc's boards of directors, sold 40,000 shares of
Carnival Corporation common stock ("Shares"), which he held indirectly
registered in the name of Dickinson Enterprises Limited Partnership, on the
New York Stock Exchange on August 2, 2010 at a weighted average sale price of
US$35.4397 per share.

    Following this transaction, Dickinson continues to hold directly or
indirectly 90,235 shares.

    This notification relates to disclosures made in accordance with
3.1.4(R)(1)(a) of the Disclosure Rules and Transparency Rules.

    Further details and a copy of the Form 4, Statement of Changes in
Beneficial Ownership of Securities, to be filed with the U.S. Securities &
Exchange Commission, can be found at the SEC web site, www.sec.gov, and the
Carnival Corporation & plc web site located at www.carnivalcorp.com and
www.carnivalplc.com .