WordNet sense 1 (a film or TV program presenting the facts about a person or event):

docudrama, infotainment, documentary film

WordNet sense 2 (relating to or consisting of or derived from documents):

documental

WordNet sense 3 (emphasizing or expressing things as perceived without distortion of personal feelings, insertion of fictional matter, or interpretation):

objective

WordNet sense 4 ((used especially of art) depicting objects, figures,or scenes as seen):

representational