Guest Stars David Oyelowo voices Agent Kallus Dee Bradley Baker voices Captain Rex Lars Mikkelsen voices Grand Admiral Thrawn Mary Elizabeth McGlynn voices Governor Arihnda Pryce Clancy Brown voices Ryder Azadi Jim Cummings voices Hondo Ohnaka Warwick Davis voices Rukh Keith Szarabajka voices Cikatro Vizago Gina Torres voices Ketsu Onyo Ian McDiarmid voices Emperor Palpatine Kath Soucie voices Mira Bridger Dee Bradley Baker voices Melch Zachary Gordon voices Mart Mattin Dee Bradley Baker voices Ephraim Bridger Dee Bradley Baker voices Gregor Jim Cummings voices Pellaeon