Continuity mistake: While filmed from behind, Darlene lowers her hands, but in the next front shot her hands are still kept crossed on her chest. (00:38:50)
Continuity mistake: When filmed from the back, Tom is stopping Mulder from entering the crime scene by laying his hand on Mulder’s chest, while in the front shot his left hand remains free. (00:23:00)
Deep Throat - S1-E2
Continuity mistake: When complaining about the lack of connection in the first take Scully holds the handset directed downwards, but in the next shot she holds it upwards. (00:33:40)
Deep Throat - S1-E2
Revealing mistake: During the hard braking due to avoiding the collision with the unknown agency cars, notice that there are stunt people sitting in the car instead of Mulder and Scully. (00:21:15)
Deep Throat - S1-E2
Continuity mistake: Face-on Scully rests her elbow on the car side window frame with her wrist waving freely, while in the back shot she grabs the handle over the window (this error repeats at least three times in a row every time the shot changes). (00:20:20)
Deep Throat - S1-E2
Continuity mistake: When Mulder gives Scully the map obtained from the bartender, she holds it in her hand in different ways in each consecutive shot. (00:14:40)
Character mistake: Scully says that it was Teresa Nemman who was summoned into the woods tonight, while in fact it was Peggy Odell. (00:35:00)
Continuity mistake: Filmed from the front, Scully nods down but in the next shot when filmed from the back she still keeps her head straight and only after a while she nods it down. (00:34:20)
Continuity mistake: The place Mulder and Scully find the “X” sign is different from the place Mulder originally painted it (e.g. leafy bush, no fence etc.). (00:23:55)
Continuity mistake: When Mulder, Scully, and Dr Glass stop, in the first shot Mulder’s hands hang down and the doctor’s are in his pockets, while in the next shot Mulder’s hands are rested on his waist and the doctor’s hang loosely. (00:17:05)
Continuity mistake: In the shot taken from the front of the car Scully touches her hair with her right hand, while in the next shot her right hand rests on the car’s door. (00:10:00)
Other mistake: Being chased by Tooms Underneath the escalator, Mulder climbs out of the manhole in front of the escalator, and hits the switch to activate the escalator. Tooms is then being dragged away from the manhole, but the direction of movement of the escalator below the floor would actually have dragged him towards the manhole where Mulder and Scully are.
Deep Throat - S1-E2
Other mistake: When Scully and Mulder are pulled over by the government agents, one agent takes and unloads Scully's gun. When he removes the magazine you can see it has only one bullet in it, as this model of magazine has cutaway sides to show the amount of bullets in them. (00:26:47)
Deep Throat - S1-E2
Continuity mistake: When Scully is holding the guy's airbase security ID badge it changes between shots.
Plot hole: The bugs are related to a type of mite, and when they are shown under a microscope they look like a glowing lice without wings. The problem is they are swarming in the air so they have to be able to fly - no way to do that without wings.
Other mistake: When Jerry Lamana goes up in the elevator in the Eurisko building, the "thirteen floor" message is missing. (00:20:55)
Continuity mistake: While Mulder and Scully are in the woods, in some shots it is raining, while in others there is no sign of the rain. (00:21:00 - 00:23:15)
Answer: As he stated many times throughout the series, Mulder needed Scully to be sober and skeptical. Whenever Scully's skepticism wavered and she started questioning her own rationality, Mulder would try to restore her sense of skepticism, because he needed her to be clear-thinking.
Charles Austin Miller