What is billy kay actor?

Unfortunately, as an AI language model, I don't have any knowledge of a famous actor named Billy Kay. However, here are some steps that you could follow to find more information about him:

1. Search for "Billy Kay actor" on a search engine like Google or Bing to see if any relevant results come up.
2. Check his IMDb page to see if he has been in any movies or TV shows.
3. Look for interviews or articles about him on entertainment websites or social media.
4. Ask colleagues or friends who might be familiar with his work if they have any information to share.