彼得·乌斯蒂诺夫

Peter Ustinov

饰：Hercule Poirot

珍·斯泰普尔顿

Jean Stapleton

饰：Ariadne Oliver

康斯坦茨·卡明斯

Constance Cummings

饰：Amy Folliatt

蒂姆·皮戈特-史密斯

Tim Pigott-Smith

饰：Sir George Stubbs

乔纳森·塞西尔

Jonathan Cecil

饰：Hastings

肯尼思·库兰汉姆

Kenneth Cranham

饰：Inspector Bland

苏珊·伍尔德里奇

Susan Wooldridge

饰：Amanda Brewis

Christopher Guard

饰：Alec Legge

杰夫·雅格

Jeff Yagher

饰：Eddie South

尼科莱特·谢里丹

Nicollette Sheridan

饰：Hattie Stubbs (as Nicolette Sheridan)

Ralph Arliss

Ralph Arliss

饰：Michael Weyman

卡罗琳·兰格里什

Caroline Langrishe

饰：Sally Legge

Siv Borg

饰：Blond Hostel Girl (uncredited)

范妮·卡比

Fanny Carby

饰：2nd Woman (uncredited)

Cyril Conway

饰：2nd Man (uncredited)

Simon Cowell-Parker

饰：Forensic Man (uncredited)

乔安娜·狄更斯

Joanna Dickens

饰：3rd Woman (uncredited)

桑德拉·迪金森

Sandra Dickinson

饰：Marilyn Gale (uncredited)

Jack Ellis

Jack Ellis

饰：Police Constable by Riverbank (uncredited)

哈里·弗雷德尔

Harry Fielder

饰：Tombola Man (uncredited)

James Gaddas

James Gaddas

饰：Young Foreign Man (uncredited)

吉米·加德纳

Jimmy Gardner

饰：Old Merdell (uncredited)

Gerard Hely

Gerard Hely

饰：1st Man (uncredited)

Pippa Hinchley

饰：Marlene Tucker (uncredited)

Vicky Murdock

饰：Marilyn Tucker (uncredited)

Alan Parnaby

Alan Parnaby

饰：The Boatman (uncredited)

Dorothea Phillips

Dorothea Phillips

饰：1st Woman (uncredited)

莱斯利·斯科菲尔德

Leslie Schofield

饰：Mr. Tucker (uncredited)

玛乔丽·耶茨

Marjorie Yates

饰：Mrs. Tucker (uncredited)