Colin Farrell's 21-year-old son James has Angelman syndrome, a rare neurogenetic disorder. Colin Farrell is launching a foundation in honor of his son, James, while offering a rare glimpse into their life together.

Colin Farrell is fiercely protective of his 20-year-old son, James. James was born with Angelman syndrome (AS), a rare genetic disorder that affects brain development. According to the Mayo Clinic, characteristic features of AS include, intellectual disability, issues with movement and balance, and little to no speech.