Kenneth Branagh

Character: Hercule Poirot

Tom Bateman

Character: Bouc

Michelle Pfeiffer

Character: Caroline Hubbard

Johnny Depp

Character: Edward Ratchett

Josh Gad

Character: Hector MacQueen

Willem Dafoe

Character: Gerhard Hardman

Judi Dench

Character: Princess Dragomiroff

Derek Jacobi

Character: Edward Henry Masterman

Leslie Odom Jr.

Character: Dr. Arbuthnot

Daisy Ridley

Character: Miss Mary Debenham

Penélope Cruz

Character: Pilar Estravados

Olivia Colman

Character: Hildegarde Schmidt

Lucy Boynton

Character: Countess Elena Andrenyi

Marwan Kenzari

Character: Pierre Michel

Manuel Garcia-Rulfo

Character: Biniamino Marquez

Sergei Polunin

Character: Count Rudolph Andrenyi

Paapa Essiedu

Character: Young Policeman

Yassine Zeroual

Character: Young Boy

Asan N'Jie

Character: Hotel Waiter

Michael Rouse

Character: British Police Chief Inspector

Elliot Levey

Character: Rabbi

David Annen

Character: Priest

Joseph Long

Character: Imam

Andy Apollo

Character: Armed Policeman

Hadley Fraser

Character: British Military Escort

Ziad Abaza

Character: Arab Shipmate

Nari Blair-Mangat

Character: Waiter

Luke Brady

Character: Waiter

Miltos Yerolemou

Character: Old Turk Baker

Kathryn Wilder

Character: Prostitute

Gerard Horan

Character: Aynesworth

Richard Clifford

Character: Maître d'

Sid Sagar

Character: Sleeping Car Attendant

Adam Garcia

Character: Italian Fan

Harry Lister Smith

Character: Stockman

Darryl Clark

Character: Salon Barman

Anoushka Lucas

Character: Pianist

Matthew Hawksley

Character: Waiter

Crispin Letts

Character: Head Waiter

Yasmin Harrison

Character: Dining Car Sous Chef

Kate Tydman

Character: Chef

Pip Jordan

Character: Kitchen Car Sous Chef

Chris Porter

Character: Station Master

Jack Riddiford

Character: Police Captain

Joshua Lacey

Character: Track Foreman

Phil Dunster

Character: Colonel John Armstrong

Miranda Raison

Character: Sonia Armstrong

Ansu Kabia

Character: Police Captain (Newsreel)

Hayat Kamille

Character: Susanne

Rami Nasr

Character: McQueen's Father

Todd Boyce

Character: Judge

Irfan Shamji

Character: Yugoslavian Police Officer

Tom Hanson

Character: British Military Officer