The Godfather movie - Brando and Pacino 1972

The Godfather: The gangster movie moves uptown (1972)

You liked the side action upstairs in the bedroom during the wedding from the book The Godfather? In the movie, you got it. Liked the horse-head bit? You got it. The restaurant caper with the crooked police captain? You got it, you got it.
Kurt Vonnegut's backstory on Slaughterhouse-Five (1969)

Kurt Vonnegut’s backstory on Slaughterhouse-Five (1969)

Kurt Vonnegut Jr has hit in fact on a true science-fiction subject. As an American prisoner, in German hands, he was a witness to the Dresden holocaust, that appalling Day of Judgment for thousands -- although who deserves to be judged by whom is less obvious than you may think.
How The Wizard of Oz found the stage (1909)

How “The Wizard of Oz” found the stage (1909)

Says L Frank Baum, author of The Wizard of Oz: The thought of making my fairy tale into a play had never even occurred to me when, one evening, my doorbell rang and I found a spectacled young man standing on the mat.