Complex sentence: On September 30,2015, Trey Tucker joined the film to play an astronaut, and on October 23,2015, Scott Takeda was cast in to play a doctor in the film.
Split into simpler sentences: On September 30,2015, Trey Tucker joined the film to play an astronaut. On October 23,2015, Scott Takeda was cast in to play a doctor in the film.