Complex sentence: The film stars Richard Johnson as the detective who is hired after a series of unexplainable accidents befall the people and companies responsible for developing the worlds first supersonic airliner, the SST1.
Split into simpler sentences: The film stars Richard Johnson as the detective. Drummond is hired after a series of unexplainable accidents befall the people and companies responsible for developing the worlds first supersonic airliner, the SST1.