Engineer – Adam Comstock, Steve HammonsEngineer [Mix] – Steve HammonsMastered By – Chris GehringerMellotron, Vibraphone – Rami JaffeeMixed By, Producer – Rock MafiaProducer [Additional] – Ace Ha, Devrim Karaoglu*, Dubkiller, Jon Vella, Steve Hammons, Xander SinghWritten-By – Antonina Armato, David Jost, Selena Gomez, Tim James

Engineer – Aubry "Big Juice" Delaine*Engineer [Additional/Assistant] – Daniela RiveraEngineer [Assistant] – Ian Nicol, Jorge VelascoExecutive-Producer – Danny D*, Tim Blacksmith Instruments [All] – Mikkel S. Eriksen, Tor Erik HermansenMixed By – Phil TanProducer – StarGate Producer [Vocals] – Dreamlab, Ester DeanRecorded By – Mikkel S. Eriksen, Miles WalkerWritten-By – Ester Dean, M.S. Eriksen*, T.E. Hermansen*

Backing Vocals [Additional] – Brooke Adams, Rock MafiaCo-producer – Devrim Karaoglu*Edited By [Digital] – Nigel Lundemo, Tim JamesEngineer – Ross Hogarth, Steve HammonsEngineer [Mixing] – Steve HammonsEngineer [Second] – Adam ComstockGuitar – Tim PierceMixed By – Paul Palmer, Rock MafiaProducer – Rock MafiaWritten-By – Adam Schmalholz, Antonina Armato, Tim James

Backing Vocals [Additional] – Char LiceraBass – Sean HurleyCo-producer – Devrim Karaoglu*Engineer – Nigel Lundemo, Steve HammonsEngineer [Second] – Adam ComstockGuitar – Tim PierceMixed By – Paul Palmer, Tim JamesProducer – Antonina Armato, Tim JamesRap – Tim JamesWritten-By – Antonina Armato, Michael Nielsen, Ralph Churchwell

Engineer [For Mix, Assistant] – Tim RobertsEngineer [For Mix] – John HanesInstruments [All], Producer – Emanuel KiriakouMixed By – Serban GheneaSynthesizer [Additional] – Andrew GoldsteinWritten-By – Emanuel Kiriakou, Priscilla Hamilton

Engineer – Adam Comstock, Steve HammonsEngineer [Mix] – Steve HammonsMixed By, Producer – Rock MafiaProducer [Additional] – Devrim Karaoglu*, DubkillerWritten-By – Antonina Armato, Devrim Karaoglu*, Tim Pierce

Engineer [For Mix, Assistant] – Tom Roberts*Engineer [For Mix] – John HanesMixed By – Serban GheneaProducer – Andrew Bolooki, Jeff Halatrax, Kevin RudolfProducer [Lead Vocals], Recorded By [Lead Vocals] – Brian Reeves, Jon LindWritten-By – Andrew Bolooki, Fefe Dobson, Jacob Kasher, Jeff Halavacs, Kevin Rudolf

Engineer [For Mix] – John HanesMixed By – Serban GheneaProducer – Jason Evigan, The Monsters & StrangerzProducer [Vocals, Additional] – Dan BookRemix – Boy LightningWritten-By – Alexander Izquierdo, Clarence Coffee*, Jason Evigan, Jordan Johnson , Marcus Lomax, Stefan Johnson

Co-producer – David KuncioEngineer [For Mix] – John HanesMixed By – Serban GheneaProducer – The Cataracs*Producer [Vocals] – Niles Hollowell-DharWritten-By – David Kuncio, Freddy Wexler, Julia Michaels, Lindy Robbins, Niles Hollowell-Dhar

Arranged By, Instruments [All], Mixed By, Producer, Recorded By – Toby GadMixed By [Mixdown] – Christian Dwiggins, Dave*Producer [Additional], Remix – Dave AudéVocals [All] – Selena GomezWritten-By – Brian Knoll, Lawrence Riggs, Lindy Robbins, Matt Blacket, Toby Gad, Tom Luce

Backing Vocals [Additional] – Brooke AdamsCo-producer – Devrim Karaoglu*Engineer – Nigel Lundemo, Steve HammonsEngineer [Second] – Adam ComstockGuitar – Jimmy MesserMixed By – Paul Palmer, Tim JamesMixed By [Mixdown] – Christian Dwiggins, Dave*Producer – Antonina Armato, Tim JamesProducer [Additional], Remix – Dave AudéWritten-By – Antonina Armato, Devrim Karaoglu*, Tim James

Adapted By [Spanish] – Edgar Cortazar, Ernesto Cortazar , Mark PortmannBacking Vocals – Edgar Cortazar, Leyla Hoyle Guerrero*, Lindy RobbinsBass, Guitar – Isaac HassonEngineer, Producer – SuperSpy Keyboards, Programmed By – Isaac Hasson, Mher FilianMixed By – Clif NorrellProgrammed By [Beats] – Mher FilianRecorded By – Carlos Castro , Mark PortmannWritten-By – Isaac Hasson, Lindy Robbins, Mher Filian

Coordinator [Production] – JoAnn TominagaEngineer [Recording And Mix, Assistant] – Favio EsquivelEngineer [Recording And Mix] – Cristian RoblesMixed By, Producer – Humberto GaticaProgrammed By – Doug EmeryWritten-By – Pete Astudillo, Selena

Engineer, Producer – Ted Bruner, Trey VittetoeMixed By – Clif NorrellWritten-By – Gina Shock*, Ted Bruner, Trey Vittetoe

Engineer – Adam Comstock, Steve HammonsEngineer [Mix] – Steve HammonsMixed By, Producer – Rock MafiaProducer [Additional] – Dubkiller, Thomas Armato SturgesWritten-By – Antonina Armato, Selena Gomez, Thomas Armato Sturges, Tim James