Character mistake: When Nick and Hank talk about going through the park, Hank says "come on, David." David is Nick's real name.
Grimm (2011)
1 character mistake in Pilot
Starring: David Giuntoli, Russell Hornsby, Sasha Roiz, Silas Weir Mitchell, Bitsie Tulloch
Character mistake: Raymond refers to his equipment as EMF (Electromagnetic Fields), except it is labelled as EMR (Electromagnetic Radiation).
Nick Burkhardt: I guess you don't have to be a hexenbiest to be a witch.
Adalind Schade: You don't have to be a witch to work this kind of magic.