08/05/2012 08:43 BST | Updated 08/07/2012 06:12 BST

Nicole Kidman's Brunette Bob | The Railway Man : MYDaily UK

We're used to stars having dramatic makeovers (or make-unders) for film roles, but we had to do a double take upon seeing these pictures of Nicole Kidman.

The natural redhead - and often strawberry blonde - actress is busy filming The Railway Man in Scotland at the moment, and has swapped her long locks for a fringed brunette bob.