Mulroney played the main antagonist of NBC's Crisis, Francis Gibson. His mother, Ellen, was a homemaker and amateur actress originally from Manchester, Iowa, and his father, Michael Mulroney, was a law professor (and amateur racecar driver) at Villanova University School of Law, originally from Elkader, Iowa.He has a sister, Moira, and three brothers, Conor, Kieran (who is also an actor), and Sean."I'd walk a mile on broken glass for her," Mulroney told Entertainment Tonight on the red carpet of Saturday’s Spike TV Guys Choice Awards.
But bringing back Sean, who apparently left for good after their almost-wedding in Season 6, might actually be in the cards.
In an April 2016 interview with Season 7, Ian and Mickey briefly reunited before the latter fled to Mexico.
Mulroney also played the love interest of Madeleine Stowe in the western Bad Girls.
He first gained critical acclaim in the film Longtime Companion, portraying a young man with HIV during the early days of the outbreak of the virus, who becomes the first of his group of friends to succumb to the disease.
Dermot Mulroney (born October 31, 1963) is an American actor.
Acting since the 1980s, he is known for his roles in the films Young Guns, Samantha, Where the Day Takes You, My Best Friend's Wedding, The Last Outlaw, About Schmidt, and August: Osage County.During the filming, Roberts and Mulroney became extremely close."I had the pleasure of playing Julia's best friend in ‘My Best Friend's Wedding’ and life imitates art and we became best friends," Mulroney said on Saturday, according to Us Weekly.Roberts and Mulroney hugged onstage as she accepted her award from Mulroney, who also gave a touching introduction speech about his BFF."She's just one of the most genuine friends I have," he told ET before the show.He broke out of prison, so he can definitely find his way into [the country].