Starring: Sophia Bush, Jason Beghe, Patrick John Flueger, Jesse Lee Soffer
Continuity mistake: Season 9 carries straight on from Season 8 - it is the morning after Kim's shooting. The previous night, they were wearing coats and their breath was steaming. Now there is sunshine, green leaves on the trees, and everyone is in T-shirts.
Continuity mistake: When Atwater finds the gun in the box, it's sitting on lined notebook paper but when Voight looks in the box, the gun is now sitting on cardboard.
Character mistake: When Ruzek and Voight are questioning Wade Henslow (the father of missing girl) at the station, after finding out he lied and set up his own security to find his daughter Adam looks at Wade Henson but addresses him as "Mr. Larson" which is actually the last name of one of the kidnappers they found DOA who got into the gun fight with his security guy, the ex-cop Kenny. (00:21:26)
Question: Atwater is always going undercover as a drug dealer; after all these years, how does he get away with not being recognised?