Complex sentence: It is the sequel to the 2013 film "Pacific Rim", and stars John Boyega, Scott Eastwood, Cailee Spaeny and Jing Tian, with Rinko Kikuchi, Charlie Day and Burn Gorman returning in their roles from the original film.
Split into simpler sentences: It is the sequel to the 2013 film "Pacific Rim". The film stars John Boyega, Scott Eastwood, Cailee Spaeny and Jing Tian, with Rinko Kikuchi, Charlie Day, and Burn Gorman returning in their roles from the original film.