Other mistake: When Harold goes to kill his father, we see his dad on the seat moving each time we hear the hammer, but if you look at his head, you don't see anyone hitting him at all.
The Umbrella Academy (2019)
1 other mistake in season 1 - chronological order
Starring: Elliot Page, Tom Hopper, Emmy Raver-Lampman
Continuity mistake: The amount of blood on Allison blouse decreases after Vanya cuts her throat.
Right Back Where We Started - S2-E1
Trivia: The way Diego lands in the alley resembles the terminators in the Terminator films.