Top Cast

Peter Ustinov

Hercule Poirot



James Mason

Odell Gardener



Sylvia Miles

Myra Gardener



Roddy McDowall

Rex Brewster



Maggie Smith

Daphne Castle



Jane Birkin

Christine Redfern



Nicholas Clay

Patrick Redfern



Diana Rigg

Arlena Stuart Marshall



Denis Quilley

Kenneth Marshall



Colin Blakely

Horace Blatt



Emily Hone

Linda Marshall



Paul Antrim

Police Inspector



Cyril Conway

Police Surgeon



John Alderson

Police Sergeant



Richard Vernon

Flewitt



Dimitri Andreas

Gino



Robert Dorning

Concierge



Barbara Hicks

Flewitt's Secretary



Walter Henry

Waiter (uncredited)



Eric Kent

Desk Sergeant (uncredited)



Guy Standeven

Vicar on Train (uncredited)