When the stage version of The Sound of Music was being written, Maria von Trapp was very upset that Father Wasner (shown left, center left, next to Captain von Trapp) did not exist in the show.

According to The Sound of Music: The Making of America's Favorite Musical, writer Ernest Lehman said, "As far as I'm concerned, there's only one person to play this role, and that's Julie Andrews." ...

“In reality, Georg was a warm and loving if somewhat overwhelmed father,” author Tom Santopietro writes in The Sound of Music ...