Inspired by true accounts of the 2004 tsunami that devastated coastal communities of Southeast Asia, this tale of loss, survival and hope follows a group of fictional characters whose lives are irrevocably changed by the traumatic natural disaster. Academy Award nominees Toni Collette, Tim Roth and Sophie Okonedo join Chiwetel Ejiofor, Hugh Bonneville and Gina McKee as part of this HBO drama's all-star ensemble cast.