Which screenplay by Kenneth Ross  was directed by Fred Zinnemann?
Black Sunday (1977 film) Black Sunday is a 1977 American thriller film directed by John Frankenheimer, based on Thomas Harris' novel of the same name. The film was produced by Robert Evans, and stars Robert Shaw, Bruce Dern and Marthe Keller. It was nominated for the Edgar Allan Poe Award for Best Motion Picture in 1978. The screenplay was by Ernest Lehman, Kenneth Ross and Ivan Moffat. Ross had previously written the screenplay for "The Day of the Jackal", a similar plot-driven political thriller.
Her Cardboard Lover Her Cardboard Lover is a 1942 American comedy film directed by George Cukor, starring Norma Shearer (in her final screen role), Robert Taylor, and George Sanders. The screenplay by Jacques Deval, John Collier, Anthony Veiller, and William H. Wright is based on the English translation of Deval's play "Dans sa candeur naïve" by Valerie Wyngate and P.G. Wodehouse.