In the show, they're played by regular actors who aren't cast to resemble ... The Expanse's 2015 premiere, "Dulcinea," does still include a book-accurate version of a Belter near the beginning.

The final season introduced new characters to The Expanse, but most of the core cast took center stage ... Fire main character since season 4. The Belter, Naomi, is a skilled engineer and one ...