The premise of the doomsday series is described as,
When a massive sinkhole mysteriously opens in Los Angeles, it tears a family in half, separating mother (Zea) and son from father (Michael Raymond-James) and daughter (Zyra Gorecki). When part of the family find themselves in an unexplainable primeval world alongside a disparate group of strangers, they must work to survive and uncover the mystery of where they are and if there is a way back home.
The show is written by David Appelbaum.
Zea is best known for her roles on TBS’ The Detour, FX’s Justified and starred on the daytime soap opera Passions as Gwen Hotchkiss from 2000-2002.