Jean-Louis Trintignant (above) this seems quite believable. For her part, Emmanuelle Riva (below), as Anne, soon stroke- and bed-bound, gets even less to do and say.
Alexandre Tharaud) comes to call, and even more so when the couple's daughter, played by the great Isabelle Huppert (above and below, with Trintignant) visits. Even then, the screenplay/dialog is godawful -- dull and tiresome and barely believable. It's as though Haneke decided that this "special" situation was ample, so little else needed to be done.