<Li> Ellen Greene as Audrey, a kind, shy, friendly, and awkward coworker who is the object of Seymour's affections, but who is dating the sadistic Orin Scrivello . </Li> <Li> Vincent Gardenia as Mr. Mushnik, the grumpy, stingy owner of Mushnik's Flower Shop . </Li> <Li> Steve Martin as Orin Scrivello, DDS, a sadistic, nitrous oxide - addicted dentist and Audrey's violent, abusive boyfriend . </Li> <Li> Levi Stubbs as the voice of Audrey II, an evil and boisterous flytrap - like extraterrestrial plant with plans to take over the planet . </Li>

Who played the dentist in little shop of horrors