James Bond filmography by Connery, was selected as the third-greatest hero in cinema history by the American Film Institute. When Sean Connery had been cast in November 1961, David Niven had been Fleming's choice for the role as the actor reflected his image of the character. In 1965 producer Charles Feldman signed Niven to play Sir James Bond for "Casino Royale", a film not made by Eon Productions. Connery and Peter Sellers had both turned down the role. Niven was 56 when he played Bond and his characterisation was that of an elderly man who had won the Victoria Cross at the Siege
David Niven four heroes in John Ford's "Four Men and a Prayer" (1938) at Fox. He remained at that studio to play a fake love interest in "Three Blind Mice" (1938). Niven joined what became known as the Hollywood Raj, a group of British actors in Hollywood which included Rex Harrison, Boris Karloff, Stan Laurel, Basil Rathbone, Ronald Colman, Leslie Howard, and C. Aubrey Smith. According to his autobiography, Errol Flynn and he were firm friends and rented Rosalind Russell's house at 601 North Linden Drive as a bachelor pad. Niven graduated to star parts in "A" films with "The Dawn Patrol"