Other mistake: The woodchipper is shown cutting wood, but is squeaky clean when the golfer sticks his hand in it to get the ball out.
9-1-1 (2018)
1 other mistake in season 6 - chronological order
Starring: Angela Bassett, Peter Krause, Aisha Hinds, Oliver Stark
Revealing mistake: The captain's arm that was removed can be seen wrapped in a green screen editing sleeve when he is in the hospital. (00:39:55)