The Expanse Cast Steven Strait as Jim Holden; Dominique Tipper as Naomi Nagata; Wes Chatham as Amos Burton; Cas Anvar as Alex Kamal; Shohreh Aghdashloo as Chrisjen Avasarala; Frankie Adams as Bobbie Draper; Cara Gee as Camina Drummer; Shawn Doyle as Sadavir Errinwright; Thomas Jane as Joe Miller; Florence Faivre as Julie Mao; Chad L. Coleman as Fred Johnson; Andrew Rotilio as Diogo; Nadine Nicole as Clarissa Mao; Nick E. Tarabay as Cotyar; Anna Hopkins as Monica Stuart; David Strathairn as Klaes Ashford; Keon Alexander as Marco Inaros; François Chau as Jules-Pierre Mao; Terry Chen as Prax; Jasai Chase Owens as Filip; Elizabeth Mitchell as Anna Volovodov; Lyndie Greenwood as Elvi Okoye; Burn Gorman as Adolphus Murtry