Survivor is looking back for its new season.Survivor: Heroes vs. Villains will reunite 20 cast members from the past 19 seasons of the reality series. The new installment will premiere Thursday, Feb. 11, at 8/7c. The show's cast has not yet been announced.Survivor: Samoa winner unveiled.This will be the second Survivor to bring back former cast members, following 2004's Survivor: All-Stars. Heroes vs. Villains was first announced following the reunion show for Survivor: Samoa.