In 2012, he began filming the Civil War film, Copperhead, but several weeks into the shoot, he was removed from the project by the director, Ronald F.
From 1994–2000 he was in a relationship with supermodel Christy Turlington.
He is the son of Academy Award-nominated actor and Pulitzer Prize-winning playwright Jason Miller (born John Anthony Miller) and Linda Mae Gleason, daughter of actor/comedian Jackie Gleason. They dated for two years, after which he dated former co-star Jennifer Jason Leigh (1993-94).
The following year, Patric was cast in Solarbabies alongside Peter De Luise, Jami Gertz, Lukas Haas, James Le Gros and Adrian Pasdar.
Within a few years, Patric would reunite with Gertz and Dern in The Lost Boys and After Dark, My Sweet, respectively.
His scenes in The Thin Red Line were cut before the film’s release.