Continuity mistake: When Deeks is shot in 2-17 "Personal", his records show no next of kin. However in later episodes he has a mother.
Continuity mistake: Tony Sparkle is seen defacing a picture of Judy Talent. He starts writing something beginning with T. The action cuts away for a moment, and then back again. The words on the picture are "SAD OLD BAT". (00:07:05)
Continuity mistake: Jamie and Adam are shooting at Police badges to see which one would potentially stop a bullet. When they get to the third badge, it is held up to the camera. It says 'Jamie Hyneman' on the badge. The badge is then shot, and shown again to the camera. This time the engraved writing on the badge has changed to 'Adam Savage'.
Backlash of the Hunter - S1-E1
Continuity mistake: Rockford's car has license plate number "835-OKG" at the front of his car, but license plate number "853-OKG" at the back of his car, a few times during the episode. (00:35:40 - 00:37:50)
Episode #3.1 - S3-E1
Continuity mistake: DI Chandler calls a suspect "Daniel Wilkie." However when the interview is done he goes and talks to Ed, saying "you've just arrested Ben Wilkie."
Continuity mistake: Miss Fisher as 'Fern' is posing as the magician's assistant. He does the (supposedly, before the man in the crowd calls out 20 as grand finale) last throw successfully and walks up to her to retrieve the knives. They are obviously positioned differently between shots. (00:30:30)
Continuity mistake: When Top tackles the villain into the water his black jacket has a huge NTSC logo on the back. The show cuts to commercial and when returns the villain and Tom fight in the water however the huge NTSC logo is gone from Tom's jacket. They wrestle under water and the villain floats face down to the surface revealing the back of a black jacket. The show attempts to add tension by tricking the viewer into not knowing if it's Tom or the villain's black jacket. (00:37:05)
Continuity mistake: When Pete and Myka first get to Warehouse 13 and walk up, the football that flew at Pete is lying on the ground close to the open door. In the overhead shot, the ball is gone, but is there again in the next closeup.
The Secret Fate of All Life - S1-E5
Continuity mistake: The first time we see Detective Cohle being interviewed by the other two detectives, two of the beer cans on the table in front of him completely vanish between shots when he asks to see the rest of the discovery file.
I Haven't Told You Everything - S1-E1
Continuity mistake: In the first episode, the pilot of the plane's shoulder rank changes from stars to stripes, back and forth, repeatedly from scene to scene.
The Last of the Cybernauts ...?? - S1-E3
Continuity mistake: At the start, Kane crashes an Austin Westminster - the burnt out wreck seen in his lair is a Wolseley 6/99.
Continuity mistake: Near the start after the hostage situation a white van is seen stopping then pulling away. As it pulls away the crew is reflected. (00:09:15)
Continuity mistake: In the final scene the camera switches between shots from the front and from the back repeatedly. Parker's arms are folded when shot from the back, and by her sides from the front (and vice versa).
Continuity mistake: During his questioning inside the house, Clemens' hair goes back and forth from falling over his forehead to brushed back several times between takes. (00:05:00)
Continuity mistake: In the pilot episode, at the end of the car chase, officer Tom Hanson's weapon changes from a Police Special (.38 or .45) to a .357 Magnum.
Continuity mistake: Peter and Roman dig up Lisa's corpse to steal internal organs. When they cut her open blood and fluids gush from the wound. A vehicle approaches, forcing the two to flee the scene. The Sheriff and Dr. Chasseur, who arrived in the vehicle, view Lisa's corpse a few seconds later and there is no blood on or around the body.
Steve Austin, Fugitive - S2-E22
Continuity mistake: The background behind Hopper while he is in the man lift changes from shot to shot. In the close ups of him in the man lift's basket, there is a striped wooden wall, but the long shot of the man lift in the raised position shows an open wooden railing behind it.
Revelations - S1-E10
Continuity mistake: When Piper reveals herself as the killer in the dock, you can see her dropping the mask and shortly after, removing her poncho and drop it on the floor as well. In the next shot from the side of the dock where you can see Piper and Emma face to face, the mask and the poncho are no longer on the floor. (00:32:20 - 00:33:10)
Who's the Horse and Who's the Rider? - S1-E7
Continuity mistake: When Stevie is confronted by Danny on the beach, he's wearing a gold chain with a star of David. Different angles through the scene show him not wearing it. The different takes alternate between chain and no chain.