It's possible that he has worked in the entertainment industry under a different name or has primarily focused on smaller productions.
To find more information about Kilian McKenna, you could try:
* Searching online databases: Use websites like IMDb or The Movie Database (TMDB) to look up his name and see if any results come up.
* Social media: Look for him on social media platforms like LinkedIn, Facebook, Instagram, or Twitter to see if he has a profile that mentions his acting career.
* Local theatre listings: If you know where Kilian McKenna is based, check local theatre listings or websites for past productions.
Without more information about Kilian McKenna, it's difficult to pinpoint his acting credits.