The Hills Are Alive! Behind The Scenes With The Sound of Music

Angela Cartwright as Brigitta

Angela Cartwright is an English-born American actress. She was Brigitta von Trapp in The Sound of Music, but she was also Penny Robinson in Lost in Space. She appeared in My Three Sons, Adam-12, and The Love-Boat. She took on the role of Theresa Mazzetti in Beyond the Poseidon Adventure.