Complex sentence: It was noted at the time of its first airing for its violent slapstick, with Edmondson's character as the main instigator, and this is a trait which has stayed with him throughout his career.
Split into simpler sentences: It was noted at the time of its first airing for its violent slapstick, with Edmondson's character as the main instigator. This is a trait which has stayed with him throughout his career.