Spies pursue a stolen diary aboard the Orient Express.
Jean Kent
as Valya
Albert Lieven
as Zurta
Derrick De Marney
as George Grant
Paul Dupuis
as Detective Inspector Jolif
Rona Anderson
as Joan Maxted
David Tomlinson
as Tom Bishop
Bonar Colleano
as Sergeant West
Finlay Currie
as Alastair McBain
Grégoire Aslan
as Poirier, the chef
Alan Wheatley
as Karl/Charles Poole
Hugh Burden
as Mills
David Hutcheson
as Denning
