- Ebenezer Scrooge
- Giles Terera
- Belle
- Carly Bawden
- Fred
- Ewan Black
- Young Ebenezer
- Khalid Daley
- Ferdy/George
- Geraint Downing
- Father/Marley
- Edward Harrison
- Little Fan
- Kirsty MacLaren
- Ghost of Christmas Present/Mrs Fezziwig
- Aiesha Naomi
- Bob Cratchit
- Jack North
- Jess
- Claire O’Leary
- Fezziwig
- Alastair Parker
- Nicholas/Schoolmaster
- Nuwan Hugh Perera
- Mrs Cratchit
- Gleanne Purcell-Brown
- Swing/Dance Captain
- Hollie Jane Stephens
- Swing
- Sam Stones
- Ghost of Christmas Past
- Annie Wensak
- Tiny Tim
- Hannah Slater, Imuujin Bayarsaikhan, Freddie Merritt, Veronica Aeryn Onu
- Musical Director/Keyboard
- Alan Berry
- Melodeon/Whistle
- Luke Daniels
- Cello
- Justin Pearson
- Whistle/Clarinet/Bass Clarinet
- Martin Robertson
- Violin
- Clare Taylor
- Adaptation
- Jack Thorne
- Director
- Matthew Warchus
- Set & Costume
- Rob Howell
- Composer & Arranger
- Christopher Nightingale
- Lighting
- Hugh Vanstone
- Sound
- Simon Baker
- Movement
- Lizzi Gee
- Musical Director
- Alan Berry
- Voice
- Charlie Hughes-D'Aeth
- Dialect
- Danièle Lydon
- Associate Director
- Jamie Manton
- 2nd Associate Director
- Chloe Christian
- Assistant Director
- Omar Khan
- Associate Set
- Megan Rouse
- Associate Costume
- Lucy Gaiger
- Associate Lighting
- Toby Ison, Luca Panetta, Elliot Smith
- Associate Sound
- Emma Laxton
- Associate Movement
- Helen Siveter
- Props Supervisor
- Lisa Buckley
- Original Casting
- Jessica Ronane