Project Runway All Stars Season 4 premieres October 30th on Lifetime.The cast includes two past winners, Michelle Lesniak and Dmitry Sholokhov.Also competing are Season Four's Chris Marc, Season Seven's Jay Sario,  and for the third time, Kate Pankoke.From Season Ten, Fabio Costa, Gunnar Deatherage, and Sonjia Williams.From Season Eleven, Samantha Black, Benjamin Mach and Patricia Michaels.From Season Twelve, Helen Castillo, Justin LeBlanc, and Alexandria von Bromssen.