From Wikipedia, the free encyclopedia. Terrance Zdunich (Zuh-doon-itch or Z’dew-nitch) is an American actor, writer, composer, producer, illustrator and storyboard artist. He is most known for his role as Graverobber in the 2008 film Repo! The Genetic Opera. Description above from the Wikipedia article Terrance Zdunich, licensed under CC-BY-SA, full list of contributors on Wikipedia.