The term 'Staples of Action Films' can be summarized by the crossword solution 'Chases', which is a 6 letter word. Chases are a common element in action films, where characters often pursue each other in thrilling and suspenseful scenes. These scenes often involve car chases, foot chases, or even chase scenes involving boats or planes. Chases are a staple of action films, as they add excitement and tension to the story.