Which screenplay by Kenneth Ross  was directed by Fred Zinnemann?
The Day of the Jackal (film) The Day of the Jackal is a 1973 Anglo-French political thriller film directed by Fred Zinnemann and starring Edward Fox and Michel Lonsdale. Based on the 1971 novel "The Day of the Jackal" by Frederick Forsyth, the film is about a professional assassin known only as the "Jackal" who is hired to assassinate French president Charles de Gaulle in the summer of 1963.
The Colossus of New York The Colossus of New York is a 1958 black-and-white science fiction film from Paramount Pictures, produced by William Alland, directed by Eugène Lourié, that stars Ross Martin, Otto Kruger, John Baragrey, Mala Powers, and Charles Herbert. The screenplay was written by Thelma Schnee, the maiden name of Thelma Moss, who would go on to become a famous parapsychologist. The story for the film is credited to Willis Goldbeck. John P. Fulton handled the special photographic effects. "Colossus" was released by Paramount to most theaters on a double bill with "The Space Children.