Hugh Bonneville
Lord Mountbatten

Gillian Anderson
Edwina Mountbatten

Michael Gambon
General Hastings Ismay

Manish Dayal
Jeet

Huma Qureshi
Aalia

David Hayman
Ewart

Simon Callow
Cyril Radcliffe

Om Puri
Ali Rahim Noor

Lily Travers
Lady Pamela Hicks

Simon Williams
Archie Wavell

Arunoday Singh
Asif

Sarah-Jane Dias
Sameera

Lucy Fleming
Lady Wavell

Marcus Jean Pirae
Alan Campbell Johnson

Samrat Chakrabarti
Mohsin

Terence Harvey
Sir Fred Burrows

Roberta Taylor
Miss Reading

Neeraj Kabi
Mahatma Gandhi

Denzil Smith
Muhammad Ali Jinnah

Darshan Jariwala
Guptaji

Raj Zutshi

Robin Soans
Governor Jenkins

Tanveer Ghani
Jawaharlal Nehru

Nicholas Blane
Sir Olaf Kirkpatrick Caroe

Mahatma Gandhi
Self (archive footage)

Jawaharlal Nehru
Self (archive footage) (uncredited)

Edwina Mountbatten
Self (archive footage) (uncredited)

Louis Mountbatten
Self (archive footage) (uncredited)

Winston Churchill
Self (archive footage) (uncredited)