Actor "Jack Noah" (Richard Dreyfuss) is finally home, and bumps into a couple of friends. He tells him an unbelievable story where he was basically forced into taking the place of the "Parador" (played by various cities in Brazil) dictator, "President Alphonse Simms" (also played by Dreyfuss at the start of the movie), who had died of a heart attack.
He discusses how he was taught the mannerisms and other important information by the President's right-hand man, "Roberto Strausmann" (Raul Julia), who is secretly undermining the President.
With help from the dead "President's" mistress "Madonna Mendez" (Sonia Braga), he begins to change the dictator's public image slowly, which pretty much upsets "Strausman".
I have to day that this movie has some good chuckles, but not full of ...