Brigitta von Trapp (Angela Cartwright, third from left) joins her siblings in song led by Maria (Julia Andrews, R) in "The Sound of Music," returning to theaters Friday. Photo courtesy of 20th Century ...

Kelly meets Angela Cartwright, the actress who played Brigitta von Trapp in one of Kelly's favorite movies, "The Sound of Music." Angela dials-in and reflects on the fun times she had making the movie ...

The actress tells PEOPLE about maintaining a relationship with her surviving costars and celebrating special moments together Cartwright also shares fond memories of working with Julie Andrews, ...

EXCLUSIVE: Angela Cartwright, Nicholas Hammond and Kym Karath are remembering their on-screen father Christopher Plummer. The legendary actor, who famously played Captain von Trapp in the 1965 musical ...

The Sound of Music is such an iconic film that has touched the hearts of so many people over the years, myself included. It's been my absolute favorite movie since I was 5 years old, and I never tire ...

If you were a child growing up during the 1960s and a fan of sci-fi television of the day, the nostalgic value of shows like “Lost in Space” can’t be overstated. Cast members Bill Mumy and Angela ...

Who didn't grow up with Will and Penny Robinson from the iconic television show Lost in Space? The series premiered in 1965 and ran for three seasons on CBS, and immediately got a second life in ...