Hollywood super star Nicole Kidman has reportedly agreed to appear on reality TV show Project Runway: All Star Challenge.

According to Access Hollywood, the willowy red head will appear alongside Heidi Klum, judges Michael Kors and Nina Garcia and style mentor Tim Gunn for the two-hour special.

The one off show will feature eight stand out contestants from the past five series of the show and will air in the US tomorrow night.

The sixth series of Project Runway season six struts back onto our screens later this month.