Morten Tyldum says pregnant Keira Knightley will be wonderful mom

Washington: Director Morten Tyldum has said that it's funny that his cast is very pregnant right now, because 'Imitation Game' co-stars Benedict Cumberbatch and Keira Knightley are both expecting their first child with their partners.

The 47-year-old film director revealed that "sincere, loving and wonderful person" Knightley, who is expecting her child with "great" husband James Righton, is going to be a wonderful mom , adding that she and her husband are such a great couple, E! Online reported.

Cumberbatch and fiancee Sophie Hunter earlier revealed that they are "over the moon" as they preparing for parenthood.

Tyldum continued that the one thing he tells the 2 couples, who are "extremely" excited for their babies on the way, is that he has a six-year-old and it changes your life for the better, adding that nothing can prepare you for it and it's just really meaningful.