Rollebesetning

• John Malkovich — Hercule Poirot
• Andrew Buchan — Franklin Clarke
• Rupert Grint — Crome
• Eamon Farren — Cust
• Shirley Henderson — Rose Marbury
• Christopher Villiers — Sir Carmichael Clarke
• Bronwyn James — Megan Barnard
• Jack Farthing — Donald Fraser
• Tara Fitzgerald — Lady Hermoine Clarke
• Freya Mavor — Thora Grey
• Anya Chalotra — Lily Marbury
• Lizzy McInnerny — Jenny Barnard
• Michael Shaeffer — Sergeant Yelland