When his best friend Kiefer Sutherland broke off his engagement with Julia Roberts in the early 1990s, Julia ran off to Europe with Patric and the two were eventually a couple but never married.
Son of actor-playwright Jason Miller and actress Linda Miller. Grandson of actor/comedian Jackie Gleason, and his wife, dancer Genevieve Halford. Ex-stepson of actress Sue Bernard. Patric's sister is Jennifer, his brother is Jordan and his half-brother is Joshua John Miller (an actor and author).