Born Pasquale Mastroianni, Pat is a Canadian actor who portrayed Joey Jeremiah in the Degrassi series. He auditioned for Degrassi after reading a flyer when he was thirteen years old, and was subsequently was cast as Joey Jeremiah. In 1988, At the age of 17 Mastroianni won a Gemini Award for Best Continuing Actor in a Lead Role. After Degrassi High ended in 1992, Mastroianni had roles in several Canadian productions, including Liberty Street and Music Works. Degrassi: The Next Generation began in 2001, where Mastroianni reprised his role as Joey for five seasons.
In 2018 he became a talent booking agent for guest celebrities appearing at conventions around the world. He currently enjoys spending his free time with his real life high school sweetheart to whom he married in 2001.