The Golden Girls1985

Dorothy Petrillo-Zbornak:
[comes up behind Sophia and holds a knife at her throat] A throat... a throat is almost always cut from behind.

Sophia Petrillo:
Not part of the show, people! Not part of the show!

Dorothy Petrillo-Zbornak:
Being right handed, I would slash from left to right, but since the knife was found to the left of the victim, we can deduce that the murderer is left handed. Notice that Gloria like most left handed people wears her wristwatch on her right wrist!