Drums: Matt Chamberlain, Victor Indrizzo
Percussion: Victor Indrizzo
Bass: Paul Bushnell, Sean Hurley
Keyboards: Jeff Babko, Joe Chiccarelli, Zac Rae, Guy Sigsworth
Electric Guitar: Chris Elms, David Levita, Tim Pierce, Lyle Workman
Acoustic Guitar: Mike Daly, Chris Elms, Tim Pierce
Drum Programming: Joe Chiccarelli, Guy Sigsworth
Additional Programming: Chris Elms />
Woodwind Arrangements on "Havoc": David Campbell
Violin on "Numb": Lili Haydn