This post–World War II film stars Katharine Hepburn and Spencer Tracy, who plays an industrial tycoon goaded into running for president, only to have his campaign thrown into turmoil by his idealistic wife. As good for the interplay between its two stars as for its story. FREE. 

The Manchurian Candidate (1962), a classic political thriller starring Frank Sinatra, Laurence Harvey, and Angela Lansbury in a performance so scary that she gives a bad name to both Communists AND mothers. FREE.