Factual error: Looking at a nuclear explosion that close will burn your retinas irreparably. One can be blind 30 miles away, just by seeing the flash. The little girl at the start is looking directly at the explosion when it hits, and continues to watch.
Character mistake: When Samson is playing trivia with Cross' kids right at the beginning of the episode, he asks, "First black mayor of D.C.?" and the son answers, "Marion Barry." John awards him the point while his daughter asks, "Who?" Not the first black mayor of D.C., for sure, since that was his predecessor, Walter Washington. (00:03:30)
Continuity mistake: When Agatha is talking to Herbert at the police line, the position of her arms varies over several shots.
Episode #1.6 - S1-E6
Continuity mistake: Sami takes Maya directly from the location where Tommy Dark's body is found to his home, but Maya's outfit is completely different when they arrive.
Lost/Found - S1-E1
Factual error: A mechanic is outside the ship repairing the shields. A fire starts, and the fire burns just as it would in an atmosphere. Impossible in the vacuum of space.
Episode #1.5 - S1-E5
Plot hole: The Jackel visits Norman's hideout where they meticulously craft disassembled rifle parts in a walking boot. The Jackel takes the rifle out to test with nary a sign of the boot. He is nearly captured, escapes, and flees the country while Norman is captured and killed. But the Jackel arrives in Estonia wearing that one-of-a-kind handcrafted boot.
Episode #1.1 - S1-E1
Continuity mistake: When Emma gets a pen out of her bag so that Dexter can write his number, the pen is upright. When the shot cuts, it is upside down, then it is upright again in the shot after that. (00:35:04)
Paul Is Dead - S1-E6
Factual error: The female British astronaut is in her space suit. There is a supposedly British flag on her left sleeve. But the flag is wrong. The red diagonal stripes are centered on the white field. They should be off-centered by 3/5 of the white space. Not centered. This is a common mistake you find in British flags bought outside the UK.
Episode #1.5 - S1-E5
Continuity mistake: Toward the end of the episode, Pearce is cornered on the roof as he stands near the waiting helicopter. He puts his rifle down at his feet but never moves. When he lies flat as ordered, his rifle is now well behind him as he is now much further from the ledge.
Continuity mistake: Elsbeth is sitting at a bar having a beer in a bottle. The label is facing away from her as she talks to the bartender. When the bartender walks away, the bottle has turned, with the label now facing her. (00:44:44)
Continuity mistake: S1: E6 Loco - FBI Agent Quiñones places the whiskey bottle down on the table with the back label showing, but in the next shot, the front label on the bottle is showing (Wild Turkey 101). (00:29:38 - 00:29:59)
Character mistake: Elliot is sitting on the porch with his mother. He says dizziness could be a sign of a heart attack, or a cardiac spasm that could lead to a myocardial infarction. Elliot is an exceptionally well-informed kid who would know that a myocardial infarction is a heart attack.
Continuity mistake: As Rick is getting informed about the CRM's future plans, he is holding his knife under the table. The next shot shows his hand on the table, before showing his hand holding the knife under the table again. (00:23:50)
Episode #1.6 - S1-E6
Factual error: In Episode 6, Vincent comes out of his apartment building and before he reaches the curb, and has a chance to hail a cab, one is waiting for him. There was no ability to book a yellow cab in the 1980s.
Factual error: Barbara shoots her revolver at the guys chasing them. When she stops and gets out of the car, she opens the cylinder and we see she only has 1 round left. However, the other chambers should still have the empty casings in them instead of being empty.
Factual error: Abby gets out of the train via the driver's door. You see a front view of the train. The number on the train is 321434. This train runs on overhead lines, and it is being shown as a Gatwick Express train from Gatwick Airport to Victoria. The railway from Gatwick to Victoria has a third rail conductor, so this Class 321 train would not have been able to move. (00:50:02)
Continuity mistake: Episode 1.1 - Pilot When "Matlock" enters the building of the law firm for the first time, a kind woman uses her own pass to get her through the barrier at the ground floor, saying, "I've got you." Notice how the pass is label-up in the wider shot, but face down in the close-up. (00:01:05)
Second Date - S1-E2
Continuity mistake: At the deli, Jane orders plain bagels with cream cheese. When she gets home, she has everything bagels with lox.