Rupert Goold Director Renée Zellweger Judy Garland Actor Jessie Buckley Rosalyn Wilder Actor Finn Wittrock Mickey Deans Actor Rufus Sewell Sid Luft Actor Gemma-Leah Devereux Liza Minnelli Actor Michael Gambon Bernard Delfont Actor Bella Ramsey Lorna Luft Actor Andy Nyman Dan Actor Gaia Weiss Abbie Actor Philippe Spall L.A. Cab Driver Actor Fenella Woolgar Margaret Hamilton Actor Royce Pierreson Burt Rhodes Actor Phil Dunster Ben Actor Darci Shaw Young Judy Actor Diana Alexandra Pocol Young Ava Gardner Actor John Dagleish Lonnie Donegan Actor Richard Cordery Louis B. Mayer Actor Daniel Cerqueira Stan Actor Lewin Lloyd Joey Luft Actor Tom Durant-Pritchard Ken Frisch Actor Adrian Lukis Dr. Hargreaves Actor Gus Barry Mickey Rooney Actor Jodie McNee Vivian Actor Gus Brown Porter Reg Actor 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