Factual error: The Commissioner of the Metropolitan Police has red fabric within the crowns on his rank insignia. This would be correct for most British police forces, but the Metropolitan Police uses blue fabric instead.
Audio problem: When Ilonka is speaking with her father about going to Brightcliff Hospice, in a shot where the camera is behind her, she says "Lots of foster kids. I mean, kids on their own" and the line appears to sync with her mouth perfectly. But immediately after finishing that line, she starts saying "It's a place for teenagers to transition on their own terms", and her mouth doesn't appear to sync up with the audio at all. (00:12:50)
In the Bag - S1-E18
Other mistake: The lady in the red hat asks for directions, so she can meet and rejoin her your bus from the fake cop. The cop offers to walk her to her bus. Although, she is supposed to be on a tour bus the same lady in the red hat shows up at the 74 Precinct to say the nice officer walked her to her bus. (00:29:07 - 00:37:16)
Character mistake: In Season 3, Episode 10 (Careers), Leonard admits to being a beginner at bicycling. Then, he proves it by having his helmet mirror on the wrong side.
A Deadly Net - S2-E2
Plot hole: S2E2 A Deadly Net. Sylvia is undercover at an enormous seaside estate that is accessible only using a very long driveway. But on the entrance, by the doorbell, is a small typed name of the owners.
Continuity mistake: The gas station scene where Kliner Jr. is leaning against Roscoe's truck. It starts as the passenger side, then cuts to him moving away, and she enters the drivers' side.
Continuity mistake: Towards the end of the episode, when Ted is in the remote shed, he is shot by an older woman with a shotgun. The blast is shown a second or two later in an exterior view.
The Gloaming - S1-E6
Continuity mistake: When we first see the guy in the tunnel, he runs to the left in the first shot. The next time we see him, he runs to the right.
Green Juice - S1-E3
Factual error: The CBP officers are using handheld metal detectors to conduct a pat down search. CBP have never used them as all pat down searches are done by the officers using their hands. (00:01:24)
Factual error: The police car used in this programme, which is set in the early 1960s, is an Austin 1100 Mark 2. However, the Austin 1100 Mark 2 did not start production until 1967.
Episode #1.2 - S1-E2
Continuity mistake: When Yoo-hee is looking at photos on her phone, in one shot, she is shown zooming in on a photo. When this happens, her little finger is placed against the bottom of her phone. In the next shot, her little finger is placed against the side of her phone. (00:16:17)
Continuity mistake: Obi-Wan Kenobi exposes Haja Estree. He asks for his help. When he hastily says "Yeah I'll do it!" Kumail Nanjiani's right hand is curled in a loose fist or fully opened, back and forth as camera angles switch. (00:08:25)
Deliberate mistake: When the young kid breaks out of Jeff's apartment, the ladies freak out that he's naked, when he's wearing black underwear. And then shortly after they shriek to police that he was buck naked when he wasn't.
Revealing mistake: Becca attempts to break the window with a microwave, which she drops and it lands on her foot. However, the microwave doesn't appear to land on her foot at all. Becca's feet are positioned on the pavement next to the door, whereas the microwave is shown landing on the grass.