Question: Who was the director of the 1968 Metrocolor Cold War era suspense and espionage film that had its screenplay written by the novelist who wrote under the pseudonym Ian Stuart?
Sentence (from "Ice Station Zebra"): The film was photographed in Super Panavision 70 by Daniel L. Fapp, and presented in 70 mm Cinerama in premiere engagements.
Relevant evidence: No