Parker Posey Dr. Smith Actor Ignacio Serricchio Don West Actor Molly Parker Maureen Robinson Actor Toby Stephens John Robinson Actor Maxwell Jenkins Will Robinson Actor Taylor Russell Judy Robinson Actor Mina Sundwall Penny Robinson Actor Damien Witecka Actor Matt Sazama Executive Producer Burk Sharpless Executive Producer Zack Estrin Executive Producer Kevin Burns Executive Producer Jon Jashni Executive Producer Neil Marshall Executive Producer Marc Helwig Executive Producer