Complex sentence: Thornton was best known for playing Captain Peacock in the long-running BBC comedy series "Are You Being Served?" from 1972 to 1985, and he later reprised his role for "Grace & Favour" from 1992 to 1993.
Split into simpler sentences: Thornton was best known for playing Captain Peacock in the long-running BBC comedy series "Are You Being Served?" from 1972 to 1985. He reprised his role for "Grace & Favour" from 1992 to 1993.