Through a Glass, Darkly - S5-E14
Revealing mistake: When Jason shows Ali the family photo you can see that Jason and Ali have been badly, almost cartoonily photoshopped in.
Pretty Little Liars (2010)
1 mistake in Through a Glass, Darkly
Starring: Lucy Hale, Ashley Benson, Sasha Pieterse, Shay Mitchell
Trivia: Lesley Fera, who plays the mother of Torrey DeVitto and Troian Bellisario in this series, is, in reality, only 12 years older than DeVitto and 13 years older than Bellisario.