Julie Andrews is perfectly cast in this 1965 movie version of the Rodgers and Hammerstein musical, which deserves its run on ABC as a holiday family classic. But give a nod, this time around, to screenwriter Ernest Lehman, who wrestled this story, and its music, to the ground, making room for both intimate moments of song and expansive moments of sprawling nature – sometimes in the same scene. And ponder, for a moment, some of the other movies whose screenplays were written or co-written b