Aaron Eckhart and Richard Jenkins have joined Johnny Depp in the cast of Rum Diary, the Bruce Robinson-directed movie adaptation of Hunter S. Thompson’s novel, according to The Hollywood Reporter. The story is about a washed-up, hard-drinking journalist named Paul Kemp (Depp) in 1950s Puerto Rico. Eckhart, who is still negotiationg his deal, plays Sanderson, a wealthy landowner who is part of a love triangle with Depp and co-star Amber Heard. Jenkins is the man who oversees the rundown newspaper where Depp’s character works. Shooting starts March 30.