Visible crew/equipment: In the ambulance, when Roy administers the bicarb and then the isoproterenol IV, the outline of the mic transmitter is visible on the left side of the third paramedic's shirt, as he's doing chest compressions.
Continuity mistake: During Johnny and Roy's flight to LAX there are a few shots of the airplane in mid-air and when it lands, and the type of airplane changes - note the engines and tail.
Visible crew/equipment: At the start, when Johnny is telling The Stewardess about the underwater rescue and in following shots, the outline of the lavalier mic wire and the dark strap (that holds the transmitter) around Johnny's waist are visible on the back of his shirt, and the mic transmitter is visible on the front, left side of his shirt, above his belt.
Visible crew/equipment: After the airplane rescue, at Rampart when Brackett congratulates Roy and Johnny on a job well done, the outline of the mic transmitter is visible on the front, left side of Roy's shirt, just above his belt.
Continuity mistake: When Squad 51 heads out on the first call, Roy pushes the tool cart up against the wall map and the rear apparatus bay door is down, but in the next wide shot as they head down the driveway, the tool cart is gone and the rear door is raised all the way up.
The Lighter-Than-Air Man - S5-E8
Continuity mistake: After Gage opens the baby layette wrapping, he and DeSoto leave the kitchen to answer a phone call, When dispatch calls on Engine 51, the rest of the guys start to pile out of the kitchen, but in the next overhead shot the guys are actually exiting the doorway that leads to the locker room, not the kitchen. The interior of Station 51's setup when facing it is, to the right are Captain Stanley's office and the kitchen, and on the opposite side, to the left, are the sleeping quarters and locker room.
Continuity mistake: During Roy and Johnny's rescue of the sky diver, the stuntmen are not wearing the fire department uniform shoes, they are wearing different shoes, and Roy's watch differs as well.
Involvement - S5-E19
Revealing mistake: The former head nurse is supposed to be unconscious when she's picked up from the couch. Yet she puts her hand up on a shoulder when being carried out.
Other mistake: When Early and Morton are examining Johnny, Early tells the nurse, "Type and cross" (the blood vials she's holding), but the weird subtitles read, "Cut and cross." Subtitles from Universal Studios 2010 DVD.
Visible crew/equipment: When Squad 51 is dispatched to the car on top of a roof, it cuts to John and Roy driving in the squad as John responds to dispatch, and the reflection of the filming vehicle is visible on the squad's surface.
Pressure 165 - S5-E7
Continuity mistake: While Johnny and the doctor are in the pressurized chamber with the diver, the guy outside the chamber tells them that they're at 165 and vetting, as he holds the mic up to his mouth with his left hand, but when it cuts to the interior shot, the mic is held up in his right hand.
Continuity mistake: When dispatch drops the tones at night, waking all the guys up, notice that Marco's mustache has vanished, though it reappears later. Additionally, they all get into their boots, turnout trousers, only white T-shirts, suspenders, and grab their dark jackets, but when the bay door opens they're dressed in their uniforms as they respond. Then at the fire they're in the turnout trousers, and Johnny and Roy are wearing the uniform shirts when working on the burn victim.
Visible crew/equipment: When Roy leans over Captain Stanley after he was electrocuted, the outline of Roy's mic transmitter is visible on the back of his shirt.
Continuity mistake: When Roy and Johnny go to get on the helicopter they are with only the orange bio-phone, but after The Boat brings them back to the shore you see them running to the helicopter with the patients, and they pick up their large black trauma box. They didn't have it with them when they left.
Continuity mistake: When transporting the heart attack victim from the plane the ambulance starts as a Ford and ends as a Chevy.
Continuity mistake: Immediately before the man rescued from the sewer fire is brought into the hospital, the shot shows squad 51 and two ambulances in all three spots in the ambulance bay, however neither ambulance is the big box Mayfair type that was at the rescue scene. (00:11:20)
Revealing mistake: When Engine 8 rolls up on scene at the warehouse fire, as it passes the camera in the overhead shot we can see the real company number 60 printed on the surface between the jumpseats.
Character mistake: At the construction site, while the paramedics are defibbing the cardiac arrest Stoney's on the line with Rampart, and Brackett orders, "Administer 5ccs 1 to 10,000 epinephrine IV," to which Stoney responds, "Administer 5ccs epinephrine, 10-4, LA," even though he's speaking to Rampart not to LA dispatch.
Continuity mistake: When Early is examining the boy who had the grand mal seizure in the waiting room, after using his penlight Early puts it back into his pocket just before he examines the boy's ears in the closeup, but in the wide shot that penlight is on the gurney and Dixie picks it up then puts it into her pocket. Yet in Early's closeups the penlight is still in his pocket, and in the wide shots it's gone.
Continuity mistake: When Early examines the boy who had a seizure in the waiting room, Early uses a tongue depressor and his penlight to check the boy's throat. During his examination, in the wide shot the penlight is in Early's right hand and the tongue depressor in his left, but in the closeup they've switched hands. Additionally, in that wide shot Dix is holding the otoscope with her right hand, but in the closeup her right hand in under the boy's head.
Answer: It is standard practice to wet down driveways so that they stand out in a long shot.
stiiggy