Continuity mistake: Tenaya 7 is running on the treadmill in flat sandals with tan straps, she then has flat sandals with black straps as she fights the guards.
Continuity mistake: Towards the end of the motorbike scene, Matt performs a wheely and overtakes Echo. In the following shot Echo is in front of him again.
Continuity mistake: 1.08 (Depraved Heart) Lightman is working late and his daughter drops by to bring him Thai food. As she's walking towards her father, her arms are crossed. Cut to the immediate shot from behind, and her arms are down at her sides.
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.
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: During the funeral, 2 is hit with a rock thrown by a young boy. In subsequent shots, the wound on his forehead changes size and configuration several times.