Claire and Mitchell (posing as Fredrick and Mariabella Jamison), otherwise known as Nana and Pop Pop, are the main antagonists in the 2015 horror film The Visit, which was written by M. Night Shyamalan. Fredrick Spencer Jamison is portrayed by Peter McRobbie, who also played Nils Hagen in Clarice; while Mariabella Jamison is portrayed by Deanna Dunagan.