Guest Stars Jarod Joseph as Nathan Miller Sachin Sahel as Eric Jackson Lola Flanery as Madi Tati Gabrielle as Gaia Chuku Modu as Xavier JR Bourne as Russell Lightbourne VII Lee Majdoub as Nelson / Sachin Bethany Brown as Jade Thomas Cocquerel as Ryker Desai VIII Brenda Strong as Queen Nia Co Starring Sean Kuling as Cassius Dakota Daulby as Sheidheda Kat Ruston as Sierra Royal Guard Megan Danso as Layla Ian Butcher as Bryson Milli Wilkinson as Young Echo Mark Krysko as Azgeda Speaking Warrior Thomas Nicholson as Sanctum Prime Guard #1 Kai Dolmans as Young Ash