Considered By Critics As One Of The Best Of Agatha ChristieS Later Novels, And A Personal Favorite For Christie HerselfNow A Limited Streaming Series Starring Bill Nighy And Anna Chancellor!Accused Of Bludgeoning His Mother To Death With A Poker, Jacko Argyle Had Maintained His Innocence Throughout His Trial, Claiming He Was Hitchhiking On The Night Of The Murder And Had Been Picked Up By A Middle-Aged Man In A Dark Car. The Police Were Never Able To Locate This Mystery ManUntil He Shows Up A Year Later. But Dr. Arthur Calgary Arrives Too Late To Substantiate JackoS Alibi. For After Serving Just Six Months Of His Life Sentence, Jacko Dies Behind Bars Following A Bout Of Pneumonia.Feeling A Sense Of Duty To The Argyles, Calgary Is Surprised When His Revelations Reopen Old Wounds In The Family, Leaving Him To Wonder If One Of Them Is The Real Murderer.