Continuity mistake: When Station 51 is dispatched to the 'man trapped between two buildings', Roy is not wearing a watch when he and John head out on the lines between the buildings and also when they get back on the roof, but during the actual rescue while on the lines, both stunt guys are wearing watches on their wrists.
Continuity mistake: When Station 51 is dispatched to 'man down' at Hotel Potter, the address is given as 11876 Fishburn, between MacArthur and West 7th, but when the squad and engine are in front of the building, the corner street signs read Trenton and Parkview.
Visible crew/equipment: After Roy and John get back to the station, Chet informs Roy that Captain Stanley wants to talk to him, and when Roy's in the office the actor's tape mark is visible on the floor, as Cap tells him not to tell the other guys and when Roy asks what happened.
Visible crew/equipment: After their shift is over, all the guys wait in the apparatus bay for Captain Stanley to come out, and when Medford walks over to them, an actor's tape mark beside Chet's foot and another near Marco's foot are visible on the floor. Then when Cap walks out, another tape mark is visible on the floor in front of Mike's foot.
Visible crew/equipment: While Johnny and Roy are with the unconscious man who ate daffodil bulbs, when the officer asks the bystanders to move back, the outlines of the lav mic transmitter and wire are visible on the back of the officer's shirt, when he turns around.
Visible crew/equipment: When Roy, Johnny, and Karen are waiting outside the treatment room with the elderly patient, with Brackett and then with Dix, the outlines of the lavalier mic transmitters are visible on the left sides of Roy's and Johnny's shirts, over their belts.
Heavyweight - S3-E5
Continuity mistake: At the structure fire, after Roy helps the pregnant woman down the stairs, when Johnny brings the O2 and blankets for her, we see that Johnny's wearing a SCBA tank with no markings. However, after Roy tells Johnny to take off, when Johnny hurts his shoulder, his tank has two large stickers - a white and a red.
Visible crew/equipment: When Boot goes missing and 51's guys search for him, Roy finds Boot under the bed in the dorm, and the outlines of Johnny's mic transmitter and wire are visible on the back of his shirt.
Continuity mistake: When 51's guys are at the back of the station with The Old Engine, Johnny tries cranking it and his watch reads 5:20. Then after Squad 51 is dispatched to the heart attack, when Johnny's on the line with Rampart after defibrillating the patient his watch reads 11:15, then after administering atropine, his watch reads 2:30.
Continuity mistake: At the station, after Johnny has searched through a bunch of papers for the receipt for $8.42, when he gathers them up a yellow paper falls to the floor at his feet, just before Roy suggests putting them in alphabetical order. Then after Johnny stuffs the papers in an envelope and tosses the envelope in the garbage, the paper that fell on the floor has vanished.
Continuity mistake: When Johnny and Roy walk into Councilman Wilby's home, Wilby's wearing a buttoned up shirt and tie, and they place the O2 tank near his feet, but in Wilby's first three closeups the O2 tank is already behind the couch by his head and his shirt is unbuttoned with no tie, but in the wide shots Roy and Johnny haven't even made those changes yet.
Welcome to Santa Rosa County - S6-E10
Continuity mistake: During the rescue of the injured rock climbers, the stunt guys for Johnny and Roy are dressed similarly to their counterparts, except for their boots - the styles and colors are entirely different.
Welcome to Santa Rosa County - S6-E10
Continuity mistake: When Johnny and Roy find the slings, swami belts and carabiners in the sheriff's trunk, Roy takes an orange sling and Johnny takes a dark green sling, both take swamis and biners, and they start their climb. However, while they're climbing Johnny has an additional light green sling and a yellow chest harness, and Roy has an additional purple chest harness.
Welcome to Santa Rosa County - S6-E10
Continuity mistake: When Roy and Johnny are searching the sheriff's trunk and find the slings, swami belts and carabiners, Johnny takes hold of the green sling, but next shot it's suddenly swung diagonally around his neck and arm.
Welcome to Santa Rosa County - S6-E10
Continuity mistake: When Roy and Johnny are climbing to get to the injured climbers, once Roy reaches the boys he goes off belay in the closeup, but in the long shots (with the stunt guys) Roy is still locked off on the rope, and then we hear Roy say, "Johnny, give me a little more slack," though in the closeup he's not even attached.
Visible crew/equipment: When the psychiatrist comes to help at Station 86, as she leans over to clean the man's head wound, the bulging outline of the lav mic transmitter is visible on the back of her blouse.
Visible crew/equipment: At Station 86, when the woman brings in her asthmatic son, and talks to Johnny outside, the bulging outline of the mic transmitter is visible on the back of her blouse. Then later, when Johnny walks over to the boy's bed because the patients are being moved to the chopper, the bulging transmitter outline is now at her side.
Continuity mistake: During the warehouse fire, Johnny removes his turnout when Captain Stanley calls for the ambulance, then when the ambulance arrives John's wearing the turnout and one burn victim has the sheet over him, but then the turnout and sheet vanish, and as the ambulance attendants bring the stretcher, Johnny places the sheet on the victim, and in the overhead shot as Cap is told about Willy, Johnny's wearing his turnout again. The Biophone also keeps jumping from being beside Squad 51 to being between the victims.
Deliberate mistake: After the fireworks begin exploding at the warehouse fire, when Captain Stanley and Roy are helping Willy out, they are knocked to the ground by an explosion, and in two of the following exterior shots the large sign that reads "Kiddytime Toy Co" is visible. This shot is from season 4, episode "The Screenwriter", when the guys respond to the fire at the toy factory that also made fireworks.
Continuity mistake: When Johnny is doing overtime with Engine 8, dispatch sends the two guys of Squad 8 on an unknown type rescue and they leave Station 8, but when Johnny and Captain Stone walk back into the kitchen, Squad 8 is still parked in the apparatus bay.
Answer: It is standard practice to wet down driveways so that they stand out in a long shot.
stiiggy