We should have had a huge smashing affair.
But there was no time because she had her children with her, which was most inconvenient."
Working so closely together on a film can bring actors together or tear them apart.

Happily, for Plummer and Andrews, the former was true.
Andrews once toldThe Hollywood Reporter,“He’s such a sweet patsy we’re great friends.”
AVanity Fairarticle commemorating the 50th anniversary of the movie confirms that.

The interview paints a portrait of two old friends so close that they practically finish each other’s sentences.
How did the two costars get so lucky as to find such a precious friendship?