Running Wild with Bear Grylls Bear Grylls releases new 'Extreme Food' book 10/23/2014 Bear Grylls released new book "Extreme Food" on Thursday. Read More RELATED NEWS Julia Roberts to star on 'Running Wild with Bear Grylls' Red Nose Day special on NBCLindsey Vonn on 'Running Wild with Bear Grylls' -- I loved Tiger Woods so much, and I still doCourteney Cox joins Bear Grylls on 'Running Wild' for survival adventure in Ireland TAGS: Bear Grylls