30th Mar 2017
The Final Chapter: The Steal in the Wheels - S12-E9
Visible crew/equipment: After Fuentes explains to Saroyan why he's not wearing the new lab coat, Fuentes tells Saroyan that he'll be coming to her wedding because they're family, and as the camera pulls back we can see a T-mark on the floor at his feet. (00:18:20)
28th Dec 2015
High Treason in the Holiday Season - S11-E8
Visible crew/equipment: While they're doing a full workup of the room at the Riverbanks Inn, just as Hodgins mentions that Ryan Gill has been in the room like an elephant in a china shop, when Agent Aubrey walks in the T-mark can be seen on the carpet. (In the Netflix version the T-mark has been edited out).