Australian actors and their dates for the Golden Globes

It seems like the safe option these days is to turn up with one of your co-stars. Rose is seen here with her Damages co-star Tate Donovan (who was engaged to Sandra Bullock AND Jennifer Aniston waaaay back when). Tate plays Tom Shays on the show. But I want to know where was Rose's Aussie boyfriend Brendan Cowell?