Revealing mistake: After the husband and wife are pulled from the plane wreck, they're lying on the ground while Roy and Johnny are treating them. In this wide shot, which lasts about 12 seconds, Roy has no eyes or eyebrows, as part of his face has been blurred out, and when Roy moves his face it's quite bizarre to look at. This is visible on Netflix as well as the DVD, which was created in 2010 by Universal Studios, where Emergency! was filmed during its run on the air in the '70s.
Revealing mistake: At the structure fire at an abandoned building, when Engine 164 arrives we see that it has distinctive markings beside the driver's side door and tire rim. When Engine 72 arrives the same markings are in the same place, revealing that it's the same engine and they used different magnetic number decals for the engine.
Revealing mistake: When Station 51 is dispatched to "plane that hit building," after they rescue the two aboard the plane, just before the explosion when the orange combustible drum is propelled into the air, we can see the stunt's projectile to get the drum airborne.
Answer: It is standard practice to wet down driveways so that they stand out in a long shot.
stiiggy