Rebecca Ferguson Kathleen Weatherley
Meryl Streep Florence Foster Jenkins
Hugh Grant St. Clair Bayfield
Josh O'Connor Donaghy
Simon Helberg Cosmé McMoon
Stanley Townsend Phineas Stark
John Sessions Dr. Hermann
David Haig Carlo Edwards
Allan Corduner John Totten
John Kavanagh Arturo Toscanini
James Sobol Kelly Edgar (Diner)
Alexandre Desplat Original Music Composer
Maggie Steed Mrs. James O'Flaherty
Nina Arianda Agnes Stark
Mark Arnold Cole Porter
Ewan Stewart Colonel
Brid Brennan Kitty
Tunji Kasim Private Smith
Christian McKay Earl Wilson
Lloyd Hutchinson Microphone Engineer
David Menkin Carlton Smith
Sue Hills Script Supervisor
Pat Starr Mrs. Vanderbilt
Patrick Malone Digital Intermediate
J. Roy Helland Hairstylist, Makeup Artist
Eunice Huthart Stunt Coordinator
Andrew Banwell First Assistant Camera
Philip Rosch Archie the Doorman
Alan MacDonald Production Design
Kathleen Chopin Casting
Aoife Warren Assistant Art Director
Consolata Boyle Costume Design
Mike Dowson Sound Re-Recording Mixer
Elliot Levey Edgar Booth Cunningham, Jr.
Rob Farris Digital Intermediate
Philip Gascoyne New York Journalist (uncredited)
Caolan Byrne Stagehand 2
Leo Davis Casting
Lucy Bristow Camera Operator
Karen Cohen Makeup Artist
Ian Wilson Supervising Sound Editor
Grant Gillespie Brooklyn Man
Andrea King Foley Artist
Ray Marston Wigmaker
Stephen Frears Director, Writer
Jo McLaren Stunt Coordinator
Jason Ewart Additional Camera
Rosie Grant Assistant Costume Designer
Danny Cohen Director of Photography
David Mills Augustus Corbin
Anita Burger Hairstylist
Phil Lee Sound Effects Editor
Tahira Herold Makeup Artist
Tracey Seaward Producer
Nathan Osgood Stagehand
Michael Kuhn Producer
Edd Gamlin Visual Effects Editor
Iain Struthers First Assistant Camera
Karen Elliott Music Supervisor
Rhoda Lewis Mrs. Patsy Snow
Lissy Holm Casting
Andrea Cracknell Hairstylist
Paul McGeachan Gaffer
Rosy Benjamin Corbin's Gang
Hallam Rice-Edwards Corbin's Gang
Greg Lockett Chuck
Patrick Rolfe Supervising Art Director
Charles Streeter Corbin's Gang
Adam Gascoyne Visual Effects Supervisor
Noga Alon Stein Visual Effects Producer
Becki Ponting Supervising Sound Editor
James Wallace Corbin's Gang