Michael League – bass guitar, keybass
Andy Hunter – trombone
Jay Jennings – trumpet, flugelhorn
Mike Maher – trumpet, flugelhorn
Chris Bullock – tenor saxophone
Bill Laurance – keyboards
Cory Henry – keyboards
Shaun Martin – keyboards
Justin Stanton – keyboards, trumpet
Mark Lettieri – electric guitar
Bob Lanzetti – electric guitar, baritone guitar
Chris McQueen – electric guitar, baritone guitar
Nate Werth – percussion
Keita Ogawa – percussion
Marcelo Woloski – percussion
Robert "Sput" Searight – drums
Zach Brock – violin
Eylem Bisaldi – violin
Maria Im – violin
Roni Gan – viola
Jody Redhage – cello