The Schindler's List star reveals the singer visited his family shortly after the actresses' shocking death in 2009 and opened up about losing a parent at a young age.
Neeson tells U.S. newsman Anderson Cooper, "Bono is a pal and he came round to have a dinner. I remember he was sitting beside Michael and, just out of the blue he said, 'What age are you, Michael?' (and) Michael said, '13'. And he said, 'Yeah, that's the age I was when I lost my mum'.
"That was it... I coulda kissed him for it. He was saying, 'You know, I lost my mom at this age and I'm doing Ok. And you will do Ok too'."
Richardson passed away in March, 2009 after suffering a traumatic brain injury following a skiing accident.