True-to-life; accurate (7)
I believe the answer is:
factual
This clue is a double definition.
'true-to-life' is the first definition.
(I've seen this before)
'accurate' is the second definition.
(thesaurus)
(Other definitions for factual that I've seen before include "Related to the truth" , "True to life" , "Based on things known to be true" , "Based on real events" , "like a TV documentary?" .)