Angela Margaret Cartwright is an English-born actress primarily known for her
roles in movies and television. Cartwright is best known as a child actress for
her role as Danny Williams’s (played by Danny Thomas) stepdaughter Linda
in the 1950s CBS- TV series Make Room For Daddy (a role she played from
1957 to 1964), and as Penny Robinson in the 1960s CBS-TV Sci-fi series
Lost In Space.