Complex sentence: Denton L. Weeks (played by Cotter Smith) was the official who commissioned the development of the machine; he worked for the President for National Security Affairs (APNSA) and is Alicia Corwin's supervisor.
Split into simpler sentences: Denton L. Weeks (played by Cotter Smith) was the official who commissioned the development of the machine. He worked for the President for National Security Affairs (APNSA) and is Alicia Corwin's supervisor.