Cast

• Michelle Williams — Marilyn Monroe
• Kenneth Branagh — Sir Laurence Olivier
• Eddie Redmayne — Colin Clark
• Dominic Cooper — Milton Greene
• Philip Jackson — Roger Smith
• Derek Jacobi — Sir Owen Morshead
• Toby Jones — Arthur Jacobs
• Michael Kitchen — Hugh Perceval
• Julia Ormond — Vivien Leigh
• Simon Russell Beale — Cotes-Preedy
• Dougray Scott — Arthur Miller
• Zoë Wanamaker — Paula Strasberg
• Emma Watson — Lucy
• Judi Dench — Sybil Thorndike
• Jim Carter — Barry
• Richard Clifford — Richard Wattis
• Robert Portal — David Orton
• Pip Torrens — Sir Kenneth Clark
• Geraldine Somerville — Lady Jane Clark
• Miranda Raison — Vanessa
• Victor McGuire — Andy
• Gerard Horan — Trevor
• Alex Lowe — Denys Coop
• Georgie Glen — Rosamund Greenwood
• Peter Wight — Lucy's Father
• Des McAleer — Senior Policeman
• David Rintoul — Dr Connell