Johnny Depp stars in "The Rum Diary."

“The Rum Diary” is an upcoming film based on the novel of the same name by Hunter S. Thompson. The film is directed by Bruce Robinson and stars Johnny Depp and Amber Heard.

Here is the premise of the movie: Paul Kemp (Johnny Depp) is an itinerant journalist who grows tired of New York and America under the Eisenhower administration and travels to Puerto Rico to write for the San Juan Star. Kemp begins the habit of drinking rum and becomes obsessed with a woman named Chenault (Amber Heard).

“The Rum Diary” is set to open in theaters on October 28, 2011.

Watch the trailer here: