The longtime couple are parents of three 14-year-olds Dora, 12 years Senan and 11 years old Francis.
Although Lily has yet to speak publicly about her meeting place with Dominic, an insider close to the Cinderella the actress expressed her hope to come out of the ordeal.
“She is mortified and embarrassed by all of this,” the source said. “She was shocked when she saw the photos and his story that he is married and happy. She wants it all to go away and just hopes it passes quickly. “