Are both Charles Shyer and Christopher Nolan film directors?
Christopher Nolan Christopher Edward Nolan ( ; born 30 July 1970) is an English-American film director, producer, and screenwriter. He is one of the highest-grossing directors in history, and among the most successful and acclaimed filmmakers of the 21st century.
Christopher McHallem Christopher McHallem (born 1960) is a British actor, writer, musician and director.