Are You An Expert?

'NCIS: LA': The Best Series Quiz

LL Cool J and Chris O'Donnell star in 'NCIS: L.A.'.

You have answered out of questions correctly.

Are you a real NCIS: LA fan who knows everything about "Hetty", "Sam", "Callen" and the others? Test your knowledge about the popular crime procedural right here!

NCIS: LA Quiz - How Well Do You Know The Show?

Good luck!