Rayya and Sekina at Marina

Belgian sleuth Hercule Poirot's Egyptian vacation aboard a glamorous river steamer turns into a terrifying search for a murderer when a picture-perfect couple's idyllic honeymoon is tragically cut short.

While on vacation at a resort hotel in the West Indies, Miss Marple correctly suspects that the apparently natural death of a retired British major is actually the work of a murderer planning yet another killing.

Russian and British submarines with nuclear missiles on board both vanish from sight without a trace. England and Russia both blame each other as James Bond tries to solve the riddle of the disappearing ships. But the KGB also has an agent on the case.

Unknown to everyone but his shady Middle Eastern bosses, watchmaker Hawkins is actually a professional hired assassin with a predilection for killing his targets with bombs. After disposing of a dictator and millionaire, Hawkins is assigned to kill a politician who is heading to a remote hotel, The Green Man, for a secret tryst with his secretary. There, however, Hawkins' plot is discovered by vacuum salesman William Blake, who determines to stop him.

As Hercule Poirot enjoys a luxurious cruise down the Nile, a newlywed heiress is found murdered on board and every elegant passenger becomes a prime suspect.