The Little Shop of Horrors recalled "at first they told me it was a detective movie; then, while I was flying back [to make the movie], I think they wrote a whole new movie, more in the horror genre. I think over a weekend they rewrote it." The screenplay was written under the title "The Passionate People Eater". Welles stated, "The reason that "The Little Shop of Horrors" worked is because it was a love project. It was "our" love project." The film was partially cast with stock actors that Corman had used in previous films. Writer Charles B. Griffith portrays several small roles. Griffith's
The Little Shop of Horrors it. Now anemic, Seymour takes a walk along a railroad track. When he carelessly throws a rock to vent his frustration, he inadvertently knocks out a man who falls on the track and is run over by a train. Guilt-ridden but resourceful, Seymour collects the body parts and feeds them to Audrey Jr. Meanwhile, Mushnick returns to the shop to get some cash and secretly observes Seymour feeding the plant. Mushnick considers telling the police, but procrastinates when he sees the line of people waiting to spend money at his shop the next day. Seymour arrives the next morning suffering