Some movies are practically synonymous with Stephen King books. Many of these have inspired movies and TV series—so many that it can be hard to remember that certain famous films were actually King adaptations. Here are seven films you might not know were based on Stephen King’s work. You’re Stephen King! The Running Man (1987)An action-packed science fiction blockbuster starring Arnold Schwarzenegger may not be the first thing that comes to mind when you think of Stephen King adaptations, but that's what The Running Man became.