- Renée Zellweger
- Judy Garland
- Jessie Buckley
- Rosalyn Wilder
- Finn Wittrock
- Mickey Deans
- Rufus Sewell
- Sid Luft
- Gemma-Leah Devereux
- Liza Minnelli
- Michael Gambon
- Bernard Delfont
- Bella Ramsey
- Lorna Luft
- Andy Nyman
- Dan
- Gaia Weiss
- Abbie
- Philippe Spall
- L.A. Cab Driver
- Fenella Woolgar
- Margaret Hamilton
- Royce Pierreson
- Burt Rhodes
- Phil Dunster
- Ben
- Darci Shaw
- Young Judy
- Diana Alexandra Pocol
- Young Ava Gardner
- John Dagleish
- Lonnie Donegan
- Richard Cordery
- Louis B. Mayer
- Daniel Cerqueira
- Stan
- Lewin Lloyd
- Joey Luft
- Tom Durant-Pritchard
- Ken Frisch
- Adrian Lukis
- Dr. Hargreaves
- Gus Barry
- Mickey Rooney
- Jodie McNee
- Vivian
- Gus Brown
- Porter Reg
- Rupert Goold
- Director
- Tom Edge
- Screenwriter
- David Livingstone
- Producer
- Cameron McCracken
- Executive Producer
- Rose Garnett
- Executive Producer
- Andrea Scarso
- Executive Producer
- Mickey Liddell
- Executive Producer
- Pete Shilaimon
- Executive Producer
- Laurence Myers
- Executive Producer
- Lee Dean
- Executive Producer
- Aaron Levene
- Executive Producer
- Hillary Williams
- Executive Producer
- Charles Diamond
- Executive Producer
- Ellis Goodman
- Executive Producer
- Ole Bratt Birkeland
- Cinematographer
- Melanie Ann Oliver
- Film Editing
- Gabriel Yared
- Original Music
- Kave Quinn
- Production Design
- James Price
- Supervising Art Direction
- Tilly Scandrett
- Art Director
- Stella Fox
- Set Decoration
- Jany Temime
- Costume Design
- Fiona Weir
- Casting
- Alice Searby
- Casting
