A chronicle of three weeks in the lives of several high school teachers, administrators and students through the eyes of substitute teacher, Henry Barthes. Henry roams from school to school, imparting modes of knowledge, but never staying long enough to form any semblance of sentient attachment.

2015 film by Dagur Kári

With only three weeks left in his three year contract, Sam Bell is getting anxious to finally return to Earth. He is the only occupant of a Moon-based manufacturing facility along with his computer and assistant, GERTY. When he has an accident however, he wakens to find that he is not alone.