George Coe, who played David in the original production of Company, and Donna McKechnie developed a relationship that I believe did not start many years later after they met again at one of the anniversary concerts of Company, they eventually broke up though. She talks about him in her autobiography.
Whatever happened to Victoria Mallory and Mark Lambert? They are my favorite part of the A Little Night Music OBCR, and I specially enjoy Mallory's renditions of other Sondheim songs in a couple of benefit recordings where she makes an appearance.
"Some people can thrive and bloom living life in a living room, that's perfect for some people of one hundred and five. But I at least gotta try, when I think of all the sights that I gotta see, all the places I gotta play, all the things that I gotta be at"