The Mask of Dimitrios is a 1944 American film noir directed by Jean Negulesco and written by Frank Gruber, based on the 1939 novel of the same name written by Eric Ambler. (In the United States, it was published as A Coffin for Dimitrios). Ambler is known as a major influence on writers and a developer of the modern thriller genre. Wikipedia
Dimitrios Makropoulos: Peterson was always too ingenious; and ingenuity is never a substitute for intelligence.