Before Mars

This is the backstory of Hana and Joon Seung, characters in the series "MARS" on Nat Geo. The twin sisters are struggling to fit into their new home and find a ham radio, allowing them to develop a friendship with a female astronaut..

Top Cast

Nekhebet Kum JuchHana

Uatchet Jin JuchJoon

Joyce WongLily

Peter JuddAlbert

Shea GrantChristine

Charlie SwanMadison

Staci Stout BarbatiKatie

Julia Ford CollierDanielle