Accordion, Backing Vocals – - Alex Gibson (2) (tracks: 3)Alto Saxophone, Baritone Saxophone – - Scott Page (tracks: 1, 5)Art Direction – - Diamond Dave (8) , - Vic Lepejian
Backing Vocals – - Ray Luzier (tracks: 3)Bass – - James Hunting (tracks: 14), - James LoMenzo (tracks: 1 to 8, 11), - Tracy Wormsworth * (tracks: 13)Cowbell – - Jaime Sickora (tracks: 1)Drums – - Gregg Bissonette (tracks: 14), - Omar Hakim (tracks: 13), - Ray Luzier (tracks: 1 to 8, 11)Engineer [2nd] – - Brian "Ozzfest" Humphrey *, - Jaimie Sickora *, - Kevin Mills
Guitar – - Brian Young (16) (tracks: 1 to 6, 8, 11), - Nile Rodgers (tracks: 13), - Ron Richotte * (tracks: 14)Harmonica – - DLR * (tracks: 2)Harp – - DLR * (tracks: 9)Keyboards – - Brett Tuggle (tracks: 14), - Zac Rae (tracks: 6)Lead Guitar – - Alex Gibson (2) (tracks: 10), - Jeremy Zuckerman (tracks: 7, 10)Mastered By – - Brian "Big Bass" Gardner *
Mellotron – - Alex Gibson (2) (tracks: 8)Organ [Hammond] – - Jeremy Zuckerman (tracks: 2, 4, 7)Other [Rhodes] –
Jeremy Zuckerman (tracks: 5)Other [Sound & Fury] –
Nathan Jenkins (2)Percussion – - Alex Gibson (2) (tracks: 3, 8)Photography By – - Neil Zlozower
Piano – - Greg Phillinganes (tracks: 13)Producer, Mixed By – - David Lee Roth
Producer, Recorded By, Mixed By – - Alex Gibson (2)
Programmed By, Producer [Additional], Mixed By [Sound Design] – - Jeremy Zuckerman
Programmed By, Producer [Additional], Mixed By [Sound Design], Engineer [Pro Tools] – - Nathan Jenkins (2)
Rhythm Guitar – - Jeremy Zuckerman (tracks: 2 to 4, 8, 11), - Toshi Hiketa (tracks: 5, 8)Saxophone – - Edgar Winter (tracks: 13, 14)Trombone, Trumpet – - Lee Thornburg (tracks: 1)Vocals – - Diamond Dave (8)