FILE - Actors George Clooney, left, and Brad Pitt appear at the photo call for their movie "Burn After Reading" at the 65th edition of the Venice Film Festival in Venice, Italy on Aug. 27, 2008. (AP Photo/Joel Ryan, File)

FILE - George Clooney arrives at the Lido for the Venice Film Festival in Venice, Italy, on Sept. 8, 1998, to promote the Steven Soderbergh film "Out Of Sight." (AP Photo/Francesco Proietti, File)

FILE - George Clooney, left, and Amal Alamuddin arrive in Venice, Italy, on Sept. 26, 2014, for their upcoming wedding. (AP Photo/Luca Bruno, File)

FILE - Director Alfonso Cuaron, left, appears with actors Sandra Bullock, center, and George Clooney at the 70th edition of the Venice Film Festival in Venice, Italy on Aug. 28, 2013. (AP Photo/Andrew Medichini, File)

FILE - George Clooney poses on the red carpet at the premiere of his film "The Ides of March," opening the 68th edition of the Venice Film Festival in Venice, Italy on Aug. 31, 2011. (AP Photo/Andrew Medechini, File)

FILE - US actor-director George Clooney, right, US actress Patricia Clarkson, center, and US actor David Strathairn arrive for a press conference to present their movie "Good night, and Good Luck" at the 62nd edition of the Venice Film Festival in Venice, northern Italy on Sept. 1, 2005. (AP Photo/Domenico Stinellis, File)

FILE - Actors Brad Pitt, left, and George Clooney appear at the screening of the movie "Burn After Reading," opening the 65th edition of the Venice Film Festival in Venice, Italy on Aug. 27, 2008. (AP Photo/Joel Ryan, File)

FILE - Actor George Clooney, center, poses with actors, Julianne Moore, right, and Matt Damon during the photo call for the film "Suburbicon" at the 74th Venice Film Festival in Venice, Italy on Sept. 2, 2017. (AP Photo/Domenico Stinellis, File)

FILE - George Clooney arrives in Venice, Italy on a taxi boat for the 65th Venice Film Festival, Tuesday Aug. 26, 2008. (AP Photo/Joel Ryan, File)

FILE - US actor George Clooney, left, and Welsh actress Catherine Zeta-Jones appear at the screening of their film "Intolerable Cruelty" out of competition at the 60th Venice Film Festival in Venice, Italy, Wednesday, Sept. 3, 2003. (AP Photo/Luca Bruno, File)

FILE - Actors George Clooney, left, and Tilda Swinton joke during the photocall for their film "Michael Cayton" in competition at the 64th Venice Film Festival, in Venice, Italy on Aug. 31, 2007. (AP Photo/Andrew Medichini, File)

FILE - Actor David Strathairn, from left, actor-director George Clooney, actress Patricia Clarkson, and producer Grant Heslov appear at the screening of their film "Good night, and Good Luck" at the 62nd edition of the Venice Film Festival in Venice, northern Italy on Sept. 1, 2005. (AP Photo/Domenico Stinellis, File)

FILE - George Clooney, left, and Amal Clooney appear at the premiere of the film "Suburbicon" during the 74th edition of the Venice Film Festival in Venice, Italy on Sept. 2, 2017. (Photo by Joel Ryan/Invision/AP, File)

FILE - US actor George Clooney arrives on the red carpet for the premiere of his movie "The Ides of March," opening the 68th edition of the Venice Film Festival in Venice, Italy on Aug. 31, 2011. (AP Photo/Jonathan Short, File)