John had some musical training at a very young age but was not deeply absorbed by music until he was about eight. Swihart would leave Indiana to attend Berklee College of Music, in Boston. Swihart played Chapman Stick, Bass, Guitar and Zither in the Boston, New York and Las Vegas Blue Manitoba Group shows, on his way to Los Los Angeles
His breakout film project Napoleon Dynamite premiered at the Sundance Film Festival in 2004.
The Brothers Solomon (Revolution) The Hammer (Bentley Film Group) The Perfect Host (Magnolia Pictures) The Education of Charlie Banks Employee of the Month (Lion"s Gate) Full of lieutenant (New Lincolnshire Cinema) Sasquatch Dumpling Gang Daltry Calhoun (Miramax) The Great New Wonderful (Serenade Films) Napoleon Dynamite (Fox Searchlight / Music Television Films) One Last Dance (2007 film) (Mediacorp Raintree Pictures) Our Very Own (Miramax) Bickford Shmeckler"s Cool Ideas (Fox Searchlight / Music Television Films) Mall Cop Randy and the Mob (Capricorn Pictures) Splinterheads (Paladin) The Other Woman (2009 film) (Incentive Filmed Entertainment) Youth in Revolt (Dimension Films) Happy & Bleeding (Mouseroar) Odd Thomas (Fusion Films, Future Films, Sommers Company) Nailed (Capitol Films) Foreign a Good Time Call (AdScott Pictures) As Night Comes First Girl I Loved (2016) Trick My Truck (CMT) Hope & Faith - Main Title (American Broadcasting Company) Nadine in Dateland Home Blitz (CMT) The Drive (CMT) Music Television Undressed (Music Television Films) Music Television Real World (Music Television Films) Greek (American Broadcasting Company) Men at Work (TV_series) (Turner Broadcasting System) Switched at Birth (American Broadcasting Company Family) How to Be a Gentleman (Columbia Broadcasting System) Web Therapy (Showtime) Go On (National Broadcasting Company) The Booth at the End.