Original sentence: Denholm Elliott took the part in a less successful 1991 version of A Murder of Quality.Smiley's most famous portrayal, however, must be that made by Sir Alec Guinness in two highly successful BBC TV series: Tinker, Tailor, Soldier, Spy, made in 1979, and Smiley's People, made in 1982
Edited sentence: Although the source novel is not well regarded.Denholm Elliott took the part in the far less successful 1991 ITV version of A Murder of Quality.Smiley's most famous portrayal, however, must be that made by Sir Alec Guinness in the two highly successful BBC TV series: Tinker, Tailor, Soldier, Spy, made in 1979, and Smiley's People, made in 1982