Jasmine Thompson – Wonderland

Written-By – Jasmine Thompson
Written-By, Producer – Isabella Summers

Engineer – Jeremy Lertola
Engineer – Cory Bice
Engineer – Sam Holland
Mixed By – Serban Ghenea
Written-By – Meghan Trainor
Written-By, Backing Vocals – Ross Golan
Written-By, Producer, Piano, Programmed By, Backing Vocals – Johan Carlsson (4)

Piano, Keyboards, Programmed By, Producer – Tim Baxter
Written-By – Roland Orzabal

Backing Vocals – Marco Borrero
Backing Vocals – Mark Landon (2)
Engineer – Chris Galland
Engineer [Assistant] – Scott Desmarais
Engineer [Assistant] – Robin Florent
Guitar – Luke Liang
Keyboards, Synthesizer, Drums, Percussion, Programmed By – M-Phazes
Keyboards, Synthesizer, Drums, Percussion, Programmed By, Producer – Mag (13)
Mixed By – Manny Marroquin
Written-By – Madison Love
Written-By – Tommy Baxter
Written-By – Gerard O'Connell
Written-By – Maegan Cottone
Written-By – Adam Midgley

Keyboards, Strings, Programmed By, Producer – Braque (3)
Mixed By, Strings, Programmed By, Keyboards, Producer – Mark Crew
Written-By – Justin Tranter
Written-By – Jasmine Thompson
Written-By – Michael Tucker (8)
Written-By – Julia Michaels

Producer, Keyboards, Programmed By, Strings – Braque (3)
Producer, Mixed By, Keyboards, Programmed By, Strings – Mark Crew
Written-By – Jasmine Thompson
Written-By – Tom Havelock
Written-By, Co-producer, Harp – Phil Cook

Producer, Mixed By, Keyboards, Programmed By – Mark Crew
Producer, Programmed By, Keyboards, Piano – Braque (3)
Written-By – Justin Tranter
Written-By – Hayley Warner
Written-By – Jasmine Thompson
Written-By – Eric Rosse

Guitar – Tom Baxter
Producer – Tim Baxter
Written-By – Morten Pilegaard
Written-By – Lukas Forchhammer
Written-By – Stefan Forrest
Written-By – Morten Ristorp
Written-By – David Labrel
Written-By – Christopher Steven Brown

Producer – Tim Baxter
Written-By – David "Hawk" Wolinski

Engineer – John Hanes
Mixed By – Serban Ghenea
Written-By – Oscar Görres
Written-By – Justin Tranter
Written-By – Julia Michaels
Written-By, Producer – Oscar Holter

Remix – Jonas Blue

Remix – Eden Prince