Art Direction – Alex Kirzhner
Artwork, Design – Sam Jennings (2)
Bass, Guitar – Dylan McLean, John Feldmann, Michael Bono, Scot Stewart
Drums – Mod Sun (tracks: 7-8,11-12), Travis Baker (tracks: 1-6,9-10)
Engineer – Andrew Goldstein (tracks: 4), Cameron Mizell (tracks: 1-8,10-12), Kevin Thrash (tracks: 2-6, 9, 10)
Engineer, Producer – Scot Stewart (tracks: 1-8, 10-12)
Mastered By – Chris Gehringer
Mixed By – Adam Hawkins (tracks: 1-3, 5-6, 8, 10, 12), Manny Marroquin (tracks: 4), Neal Avron (tracks: 7,11)
Photography – Joe Termini
Producer – Cameron Mizell (tracks: 1-8, 10-12), John Feldmann (tracks: 1-8, 10-12), Mod Sun (tracks: 1-8, 10-12), Travis Baker (tracks: 1-6,9-10)
Producer, Engineer – Dylan McLean (tracks: 1-8, 10-12), Hero DeLano (tracks: 1-8, 10-12), Josh Thornberry (tracks: 1-8, 10-12), Michael Bono (tracks: 1-8, 10-12)
Songwriter – Avril Lavigne (tracks: 1-12), John Feldmann (tracks: 1-8, 10), Colson Baker* (tracks: 2, 9), Mark Hoppus (tracks: 10), Marshmello (2) (tracks: 3), Mod Sun (tracks: 1-8, 10), Nick Long (tracks: 9), Omer Fedi (tracks: 3), Matthew Muso* (tracks: 4)
Vocals – Avril Lavigne