Russell Crowe Not a Big Star Anymore

12/20/2011 10:00 AM PST

Russell Crowe Weight Loss -- Not a Big Star Anymore

Whatever Oscar winner Russell Crowe is doing it appears to be working.

The 47-year-old looked a lot fitter and leaner in Sydney on Monday (left) than he did back in L.A. six months ago (right).

A beautiful mind ... and body.