What franchise are both Christopher Nolan and John Nolan known for?
John Nolan (British actor): John Nolan (born 22 May 1938) is a British film and television actor, known for his role as Wayne Enterprises board member Douglas Fredericks in "Batman Begins", "The Dark Knight" and "The Dark Knight Rises" promotional segments "Gotham Central". The Dark Knight Rises:  Featuring the DC Comics character Batman, the film is the final installment in Nolan's "Batman" film trilogy, and the sequel to "Batman Begins" (2005) and "The Dark Knight" (2008).
Batman