Russell Crowe and Leonardo DiCaprio in Body of LiesBODY OF LIES

I learned recently that Russell Crowe gained 50 pounds for his role in Ridley Scott's action-thriller Body of Lies. To which I reply: For this role? Seriously?

Leonardo DiCaprio and Jack Nicholson in The DepartedTHE DEPARTED

Because Martin Scorsese's internal-affairs thriller The Departed is so colossally entertaining, so brimming with performance and filmmaking craft, I may as well get its major failing out of the way right off the bat: What the hell is Jack Nicholson doing here?