Complex sentence: West appeared in the series Miss Marple in 1985 (in "A Pocket Full of Rye" as the notorious Rex Fortescue), and made a memorable appearance as Professor Furie in "A Very Peculiar Practice" in 1986.
Split into simpler sentences: West appeared in the series Miss Marple in 1985 (in "A Pocket Full of Rye" as the notorious Rex Fortescue). He made a memorable appearance as Professor Furie in "A Very Peculiar Practice" in 1986.