Graham Greene, one of the greatest and most popular English writers of the 20th century, is famous for his bestselling novels including Brighton Rock, The Third Man, Our Man in Havana and The Quiet American, many of which have been filmed. His writings often deal with moral issues, and many have exotic settings. Greene gathered materials for these settings during his travels all over the world. A prolific writer, he wrote novels, short stories, biographies, plays and travel books as well as film criticism.