Naomi Watts as Princess Diana

Naveen Andrews as Hasnat Khan

Charles Edwards as Patrick Jephson

Douglas Hodge as Paul Burrell

Cas Anvar as Dodi Fayed

Geraldine James as Oonagh Shanley-Toffolo

Juliet Stevenson as Sonia

Laurence Belcher as Prince William

Michael Byrne as Christiaan Barnard

Chris Cowlin as Paparazzi

Raffaello Degruttola as Mario Brenna

Michael Hadley as Joseph Toffollo

Harry Holland as Prince Harry

Ilan Goodman as Diana's Assistant 1

Mary Stockley as Diana's Assistant 2

Jonathan Kerrigan as Colin

Tessa Jubber as Christina Lamb

Leeanda Reddy as Nasreen

Rafiq Jajbhay as Rasheed Khan

Usha Khan as Naheed Khan

Art Malik as Samunder

Prasanna Puwanarajah as Martin Bashir

David Sherwood as Minefield Journalist

Julian Firth as Sydney Official

James Puddephatt as Security Guard 1

Micah Balfour as Security Guard 2

Will Chitty as Security Guard 3

Rose O'Loughlin as Nurse Denise

Max Wrottesley as News of the World Photographer

Christopher Birch as Ronnie Scott

Nathaniel Facey as Dwayne Johnson

Max Cane as Landlord

Edna Jaire as Doctor / Interpreter - Angola

Alex Elliot as Angolan Doctor

Cleone Cassidy as TV Interviewer - Angola

Alexander Barnes as Junior Doctor

Afzal Khan as Hasnat's Uncle

Kasthuri Singh as Nanny Appa

Duško Valentić as Blind Man

Nera Stipičević as Italian Niece

Art Malik as Samundar

Jay McDonald as Drug Dealer

Florence Bell as Prostitute

Daniel Pirrie as Jason Fraser

Mirjana Sinožić as Bosnian Woman

Ameer Choudrie as Hasnat Double