Two months ago, there was talk that Sean Penn and Heath Ledger might star in Terrence Malick‘s long-in-development “complex drama” Tree of Life. Now, Variety says Sean Penn and Brad Pitt are in talks to do the film — which is interesting, since some descriptions of the film have made it sound a little like Darren Aronofsky’s The Fountain (2006), which Pitt was once supposed to star in, until he dropped out shortly before production.