On Halloween in 1963, Mulroney was born in Alexandria, Virginia. Mulroney signed up for an audition during his senior year of college and appeared before WMA agent Barbara Gale, who gave him a contract and urged him to move to Hollywood.
Mulroney spent three months trying out there before getting part of the male lead in his acting debut, Sin of Innocence.
Mulroney made a number of drama movies throughout his first ten years of acting, many of which dealt with serious subjects.
What movies has Dermot Mulroney played in?
Mulroney is recognized for his work in various films such as Young Guns (1988), Staying Together (1989), Where the Day Takes You (1992), Point of No Return (1993), Angels in the Outfield (1994), My Best Friend’s Wedding (1997), About Schmidt (2002), The Wedding Date (2005), Zodiac (2007), August: Osage County (2013), Insidious: Chapter 3 (2015), Scream VI (2023) and the HBO films The Last Outlaw (1993) and Long Gone (1987).
Mulroney portrayed Dr. Walter Wallace in Pure Genius (2016–2017), Francis Gibson, the main antagonist in NBC’s Crisis (2014), Sean Pierce in Showtime’s Shameless (2015–2017), and Bobby Sheridan in USA’s The Purge (2018–2019).