Darsteller und CrewAgatha ChristieRomanNina FochVera ClaythorneKenneth HaighPhilip LombardValerie FrenchEmily BrentRomney BrentDr. Edward ArmstrongPaul BogartRegisseur:inBarry JonesMr. Justice Sir Lawrnece WargraveJames BerwickDet. William Henry BlorePhilip H. Reisman Jr.tvm.persons.postions.teleplayPeter BathurstGeneral John Gordon Mackenzie