Orange County Morris, as seen in this movie, is a fictional side. There aren't any morris sides in Orange county, though Los Angeles county has two: Rising Phoenix Morris (Cotswold) from Santa Monica, and Wildwood Morris (Border) from Long Beach.
The name of the main character, Derecq Twist, is named after the legendary Derek Twist, writer of the classic WW2 film Angels One Five. The writer of Morris: A Life with Bells On, Tom Oldham, is better known for his work with WW2 themed video games.