Harcourt was the acting coach on a number of international and local feature films, including Bridge to Terabithia (Best Actress 2008 Young Artist Awards as well as Best Ensemble Cast) directed by Gabor Csupo, Jane Campion's Bright Star (in competition for the 2009 Palme d'Or), Peter Jackson's The Lovely Bones and Heavenly Creatures, Jonathan King's Under the Mountain (Best Foreign Actress China's Golden Lion), Gaylene Preston's Home By Christmas (London Film Festival 2010), Yvonne MacKay's TV series Kaitangata Twitch (finalist for the 2010 Prix de Jeunesse, platinum winner WorldFest Houston), and Taika Waititi's Boy (Sundance 2010, winner Best Film NZFTV Awards 2010).