The Heart Machine is a 2014 romantic thriller film written and directed by Zachary Wigon in his feature directorial debut. The film is based Wigon's 2012 short film Someone Else's Heart. The film is about a man (played by John Gallagher Jr.) who attempts to track down the woman (played by Kate Lyn Sheil) with whom he has been in an online-only relationship, as he suspects that she has lied to him about key details of her life. The film was released in a limited release on October 24, 2014, by Filmbuff.