Revealing mistake: When Xena drags Gabrielle with the whip behind her horse, you can see in some shots it is a dummy - as the arms are in a static position. In other shots, Gabrielle is a man, as shown by how much larger she suddenly gets. (00:02:00)
Xena: Warrior Princess (1995)
1 revealing mistake in The Bitter Suite
Beware Greeks Bearing Gifts - S1-E12
Revealing mistake: At the end when Xena is fighting Deiphobus, he pushes her up against a large rock, every time she hits the rock it moves, as if it were foam.
Trivia: This was the 2nd of a two part episode, and the script had to be totally re-written as a mostly Xena Free episode due to Lucy breaking her pelvis in an accident on the Jay Leno show.