Backing Vocals – Lindy RobbinsBass – Kenny Johnson Drums – Dorian CrozierEngineer – Dorian Crozier, Jason Coons, Simon Sampath-Kumar, SuperSpy Guitar, Programmed By, Synth – Isaac HassonMixed By – Chris Lord Alge*Producer – SuperSpy Written-By – Isaac Hasson, Lindy Robbins

Bass, Guitar, Keyboards, Programmed By – John FieldsDrums – Dorian CrozierGuitar – Will Owsley*Mixed By – Chris Lord-AlgePercussion, Programmed By – Ken ChastainProducer, Recorded By – John FieldsSynthesizer – Tommy BarbarellaWritten-By – Anne Preven, Demi Lovato, Scott Cutler

Bass – John FieldsDrums – Dorian CrozierEngineer – Dorian Crozier, Jason Coons, Simon Sampath-Kumar, SuperSpy Guitar, Programmed By, Synth – Isaac HassonMixed By – Chris Lord Alge*Producer – SuperSpy Written-By – Demi Lovato, Isaac Hasson

Backing Vocals, Piano, Synthesizer – Jon McLaughlinBass, Guitar, Keyboards, Programmed By – John FieldsDrums – Michael BlandGuitar – Will Owsley*Mixed By – John Fields, Paul David HagerPercussion, Programmed By – Ken ChastainProducer, Recorded By – John FieldsWritten-By – Demi Lovato, John Fields, Jon McLaughlin

Bass, Drums, Guitar, Keyboards, Programmed By – John FieldsGuitar – Jesse AstinMixed By – John Fields, Paul David HagerPercussion, Programmed By – Ken ChastainProducer, Recorded By – John FieldsWritten-By – Anne Preven, Demi Lovato, Scott Cutler

Arranged By [Strings], Conductor – Stephen LuBass, Guitar, Keyboards, Programmed By – John FieldsCello – Matt Cooker*, Richard Dodd Copyist – Chris Anderson-Bazzoli*Drums – Dorian CrozierGuitar [Phasor] – Will Owsley*Mixed By – John Fields, Paul David HagerProducer, Recorded By – John FieldsViola – David Sage, Lauren ChipmanViolin – Daphne Chen, Eric Gorfain, Radu Pieptea, Wes PrecourtWritten-By – Demi Lovato

Arranged By [Strings], Conductor – Stephen LuBass, Guitar, Keyboards, Programmed By – John FieldsCello – Matt Cooker*, Richard Dodd Copyist – Chris Anderson-Bazzoli*Mixed By – John Fields, Paul David HagerPercussion, Programmed By – Ken ChastainPiano, Synthesizer – Jon McLaughlinProducer, Recorded By – John FieldsViola – David Sage, Lauren ChipmanViolin – Daphne Chen, Eric Gorfain, Radu Pieptea, Wes PrecourtWritten-By – Demi Lovato, John Fields, Jon McLaughlin

Backing Vocals [Additional] – Nikki FloresDrums [Acoustic Drum Samples] – Geoff DugmoreInstruments [All], Programmed By – Gary ClarkMixed By – Paul David HagerProducer, Recorded By – Gary ClarkWritten-By – E. Kidd Bogart*, Gary Clark, Victoria Horn

Bass, Guitar, Keyboards, Programmed By, Vocals – John FieldsDrums, Guitar, Vocals – Nick Jonas*Guitar – Will Owsley*Mixed By – John Fields, Paul David HagerProducer, Recorded By – John FieldsWritten-By – Demi Lovato, Nick Jonas*, P.J. Bianco*

Arranged By [Strings], Conductor – Stephen LuBass, Drums, Keyboards – John FieldsCello – Matt Cooker*, Richard Dodd Copyist – Chris Anderson-Bazzoli*Guitar – John MayerMixed By – John Fields, Paul David HagerPercussion, Programmed By – Ken ChastainProducer, Recorded By – John FieldsViola – David Sage, Lauren ChipmanViolin – Daphne Chen, Eric Gorfain, Radu Pieptea, Wes PrecourtWritten-By – Demi Lovato, John Mayer

Bass, Guitar, Keyboards, Programmed By – John FieldsDrums – Dorian CrozierGuitar, Synthesizer, Vocals – Will Owsley*Mixed By – John Fields, Paul David HagerPercussion, Programmed By – Ken ChastainProducer, Recorded By – John FieldsProgrammed By – Michael BlandSynthesizer – Tommy BarbarellaWritten-By – Anne Preven, Demi Lovato, John Fields

Bass, Guitar, Keyboards, Programmed By – John FieldsDrums – Dorian CrozierGuitar, Vocals – Will Owsley*Mixed By – John Fields, Paul David HagerPercussion, Programmed By – Ken ChastainProducer, Recorded By – John FieldsWritten-By – Demi Lovato, Lindy Robbins, Toby Gad

Mixed By – Bob ClearmountainProducer, Recorded By – Adam Watts, Andy DoddWritten-By – Adam Watts, Andy Dodd, Demi Lovato

Mixed By – Aris ArchontisProducer, Written-By – Aris Archontis, Chen Neeman