Claim: Eva Longoria starred in The Sentinel.

The Sentinel is a 2006 crime thriller film directed by Clark Johnson about a veteran United States Secret Service special agent who is suspected as a traitor after an attempted assassination of the president reveals that someone within the Service is providing information to the assassins .   The film stars Michael Douglas as the veteran agent , Kiefer Sutherland as his protégé , Eva Longoria as a rookie Secret Service agent , and Kim Basinger in the role of the First Lady . It is based on the novel of the same name by former Secret Service Agent Gerald Petievich , the author of the book To Live and Die in L.A. , also made into a film . It was filmed in Washington , D.C. and in the Canadian cities of Toronto and Kleinburg , Ontario .