Guest Stars Jarod Joseph as Nathan Miller Sachin Sahel as Eric Jackson Adina Porter as Indra Tasya Teles as Echo Luisa d'Oliveira as Emori Chelsey Reist as Harper McIntyre Jessica Harmon as Niylah Co Starring Chris Shields as David Miller JoJo Ahenkorah as Costa Cole Vigue as Geoff Hardy Christopher Jordan Judge as Azgeda Warrior Obika Beckham Skodje as Ethan Hardy (6 yrs) Yvonne Chapman as Pei's Daughter Alika Autran as Sonya Hassler Doug Chapman as Big Arker James Clayton as Sonya's Husband Adam Ballantyne as Dying Grounder Colin Foo as Pei Chao Shayn Walker as Trikru Warrior