Our Mossy has already shot the X-rated footage, which includes her strutting down the street wearing only knickers and writhing about on the floor while photographers snap, snap, snap her from above.
The vids will be unveiled (pun not intentional, but now I notice it, it kinda works...
'Kate will play the mysterious lady, the scarlet woman that everyone wants to be,' an informer, er informs the Daily Mirror.
'She looks sensational.'
Film director Mike Figgis, who shot the saucy scenes, says: 'I finally realise why people call her a supermodel. She is the only one and she is the best.'