Kurtz (Heart of Darkness) circumstances and remote settings to assert power over others. It is widely believed that Conrad drew influence from these characters, as well as Stevenson's plot lines, when writing "Heart of Darkness". In the 1958 loose adaptation for the CBS television anthology series "Playhouse 90" Kurtz was played by Boris Karloff. This version uses the encounter between Marlow and Kurtz as its final act, and adds a backstory in which Marlow had been Kurtz's adopted son. Francis Ford Coppola's acclaimed Vietnam War film "Apocalypse Now" (1979) centers on the protagonist's mission to find and kill the renegade Colonel Kurtz (played by
Heart of Darkness (Once Upon a Time) Heart of Darkness (Once Upon a Time) "Heart of Darkness" is the 16th episode of the American fairy tale/drama television series "Once Upon a Time", which aired in the United States on ABC on March 18, 2012. The series takes place in the fictional seaside town of Storybrooke, Maine, in which the residents are actually characters from various fairy tales that were transported to the "real world" town by a powerful curse. In this episode, Mary Margaret hires Mr. Gold as her attorney; and David tries to find out the truth. In flashbacks, Charming must stop Snow from killing the