Renée Zellweger
Judy Garland
Jessie Buckley
Rosalyn Wilder
Finn Wittrock
Mickey Deans
Michael Gambon
Bernard Delfont
Richard Cordery
Louis B. Mayer
Royce Pierreson
Burt Rhodes
Tom Durant-Pritchard
Ken Frisch
John Dagleish
Lonnie Donegan
Adrian Lukis
Dr Hargreaves
Gemma-Leah Devereux
Liza Minnelli
Matt Nalton
Music Director
Martin Savage
Mr. Horowitz
David Shields
Photographer
Anthony Shuster
Male Audience Member 1
Alistair Cope
Male Audience Member 2
Fenella Woolgar
Margaret Hamilton
Brontë Lavine
Fine Feather Dancer
Emily Warner
Fine Feather Dancer
Flora Dawson
Fine Feather Dancer
Gillian Parkhouse
Fine Feather Dancer
Jennifer Davison
Fine Feather Dancer
Jenny Wickham
Fine Feather Dancer
Joelle Dyson
Fine Feather Girl
Lucy Carter
Fine Feather Dancer
Rebecca Fennelly
Fine Feather Dancer
Sam Wingfield
Fine Feather Dancer
Robert Ryan
Paparazzi Photographer
Pierre Bergman
Cabaret Audience Member (uncredited)