The Little Shop of Horrors was interested because of "A Bucket of Blood" and said the development process was similar to that of the earlier film, when he and Griffith were inspired by visiting various coffee houses: We tried a similar approach for "The Little Shop of Horrors", dropping in and out of various downtown dives. We ended up at a place where Sally Kellerman (before she became a star) was working as a waitress, and as Chuck and I vied with each other, trying to top each other's sardonic or subversive ideas, appealing to Sally as a referee, she sat down at the table
The Little Shop of Horrors was called upon to write music for Corman, Katz sold the same score as if it were new music. The score was used in a total of seven films, including "The Wasp Woman" and "Creature from the Haunted Sea". Katz explained that his music for the film was created by a music editor piecing together selections from other soundtracks that he had produced for Corman. Howard R. Cohen learned from Charles B. Griffith that when the film was being edited, "there was a point where two scenes would not cut together. It was just a visual jolt, and it didn't