Complex sentence: The movie stars Treat Williams (as D.B. Cooper), Robert Duvall and Kathryn Harrold and was directed by Roger Spottiswoode after John Frankenheimer and Buzz Kulik were removed.
Split into simpler sentences: The movie stars Treat Williams as D.B. Cooper, along with Robert Duvall and Kathryn Harrold. It was directed by Roger Spottiswoode after John Frankenheimer and Buzz Kulik were removed.