It's possible:
* The name is misspelled. If you have a different spelling in mind, try searching again.
* Larry Darr is not a widely known figure. He might be a smaller-scale actor or filmmaker.
To get more information, you could try:
* Checking IMDb: See if you can find him by searching for his name directly or by searching within a specific genre or year.
* Searching online movie databases: Other websites like Rotten Tomatoes, AllMovie, or Letterboxd might have information about him.
* Looking for local listings: If you know a specific geographic area, you might find information about him in local theater listings or news articles.
Please provide more context about Larry Darr if you have it (e.g., any other details about his work, where you saw his name, etc.) and I will try to help you further.