Marta Kristen is an American actress best known for her role as Judy Robinson in the classic television series "Lost in Space." She was born in 1944 in Oslo, Norway, and later moved to the United States, where she began her acting career. Kristen’s portrayal of Judy made her a recognizable face in science fiction television during the 1960s. Throughout her career, Marta Kristen appeared in various TV shows and movies, but "Lost in...