Continuity mistake: The man who has fallen down the ravine raises his hand as he shouts for the EMTs. The scene immediately cuts to a shot of him holding his wound with his hand down.
Nothing Seems the Same - S4-E1
Factual error: Nothing Seems the Same: The bus has Seattle Department of Corrections printed on the side. There is no Seattle Department of Corrections. Corrections in Seattle are done by King County Jail or Washington State Department of Corrections. (00:05:07)
Trivia: There is no Station 19 in Seattle. The actual Seattle Fire House in Station 19, stationed in building at 2800 in Seattle, is Station 20 in Queen Anne.