<P> In the year 2048 the Robinson family is selected for the 24th mission of the Resolute, an interstellar spacecraft which will carry selected families to colonize a new world . The Resolute was built after a celestial object, dubbed "The Christmas Star" by the media, crashed into Earth a few years earlier, threatening humanity's survival on Earth . Before they reach their destination, an alien robot breaches the Resolute's hull . Some of the families are forced to evacuate the mothership in their short range Jupiter spacecraft . The Robinsons and other colonists crash land on a nearby habitable planet where they battle the strange new environment and their own personal demons as they attempt to find a way back to the Resolute . </P> <Ul> <Li> Molly Parker as Maureen Robinson, a fearless and brilliant aerospace engineer taking her family on the mission to colonize Alpha Centauri for a new life on a better world . She is a mission commander . She is married to John Robinson and is the mother of three children . </Li> <Li> Toby Stephens as John Robinson, a former U.S. Navy SEAL, and husband to Maureen . He is the biological father of Maureen's two youngest children . </Li> <Li> Maxwell Jenkins as Will Robinson, the 11 - year - old son and youngest child of Maureen and John Robinson . </Li> <Li> Taylor Russell as Judy Robinson, the 18 - year - old eldest child . She is a mission doctor, having received accelerated medical training . John is not her biological father . </Li> <Li> Mina Sundwall as Penny Robinson, the middle Robinson child . </Li> <Li> Ignacio Serricchio as Don West, a roughneck mechanical engineer who also smuggles luxury goods . </Li> <Li> Parker Posey as Dr. Smith, whose real name is June Harris . Harris is a criminal and a sociopath who uses other people's identities to claim their belongings . Harris steals her sister Jessica's identity and assumes her place on the colony ship . She later impersonates Dr. Zachary Smith, to take his seat on an evacuating Jupiter ship . After landing on the planet, she attempts to sabotage the Jupiters' chances of being rescued by the Resolute while manipulating and gaslighting the survivors to avoid prosecution for her crimes . The theft of Dr. Zachary Smith's identity is a reference to the corresponding Dr. Smith character of the original TV series . </Li> <Li> Brian Steele as the Robot, an alien mechanoid being that Will encounters on the planet that his family crash lands on . The robot has a different form from the ones on the previous series and movie . </Li> </Ul> <Li> Molly Parker as Maureen Robinson, a fearless and brilliant aerospace engineer taking her family on the mission to colonize Alpha Centauri for a new life on a better world . She is a mission commander . She is married to John Robinson and is the mother of three children . </Li> <Li> Toby Stephens as John Robinson, a former U.S. Navy SEAL, and husband to Maureen . He is the biological father of Maureen's two youngest children . </Li>

Who is the mom on the new lost in space