In a recurring role, he will portray Marcus, a recent high school graduate living on Mars.
But simmering tensions between the residents of the now-sprawling international base threaten to undo everything they are working toward.
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Wolpert and Nedivi will serve as showrunners of Season 5.
“For All Mankind,” Barrett CarnahanAndy Rooney
He has appeared in episodes of FOXsBones, ABCsGreys Anatomy, FOXsSleepy Hollowand ABCsModern Family.
Carnahan is repped by Neon Kite and Innovative Artists.
