Hosted by Karan Johar, the reality show will return on August 13 with 21 celebrity contestants. For those who missed the first season, The Traitors is a psychological game of trust, deception and survival. The Traitors Season 2 contestants list1. In a show where contestants must catch people lying to their faces, her presence alone could make the selected Traitors nervous. The Traitors Season 2 will premiere on Amazon Prime Video on August 13, with a new episode arriving every Thursday.