When two sisters can no longer go on living with the painful memory of their baby sister being murdered 37 years ago by their stepmother, together they try to uncover the truth.

When his teenage son is shot by the Houston police following a stolen van chase, his father undertakes a tireless investigation into the truth and uncovers the fact that the gun found with the boy's body was a "throwdown," a weapon planted by the cops.

As Christmas approaches, a single mother struggles to raise her son and keep up the payments on her Oregon ranch, which is difficult since she's heavily in debt. But she's a tough cookie and proves that a steadfast attitude and an open heart go a long way in surviving the cold hearts and greed of the Scrooges around her.

One night Nancy Lyon awakes in pain and dies shortly after - poisoned with arsenic. Her family immediately suspects her husband Richard, who left her temporarily the year before because of an affair. Especially Nancy's brother is keen on getting the children away from the suspected murderer. All evidence points against Richard, but in court Richard surprisingly presents proof that his wife had depressions and maybe killed herself - or are these proofs just fake? -- Depicts an authentic case.

本片是影星彼得·乌斯蒂诺夫第五次扮演比利时大侦探波洛，在片中，波洛又一次充当了谋杀的见证人。这一次是在已退出舞台的著名演员查尔斯·卡特莱特家。牧师巴宾顿喝了一杯鸡尾酒后突然死于非命。他的死因还未查明，卡特莱特的挚友斯特兰奇医生也倒毙于自己家的一次宴会中。应其心爱的姑娘蛋蛋之约，卡特莱特开始调查这两起离奇死亡事件，波洛也不请自到地成为侦探小组的一员，并且成功地揭露了凶手。