It's possible that:
* The name is misspelled: Perhaps there is a similar name, such as "Vladimir Slezak," or "Vladimir Sezgin" that you may be thinking of.
* The person is not well-known: If they are a relatively unknown actor, they might not have a significant online presence.
* You are mistaken about their involvement in film or television: It's possible that you are confusing them with someone else.
To find out more information, you could:
* Check online databases: Try searching for their name on IMDb, The Movie Database (TMDB), or other online film resources.
* Use a search engine: Conduct a search on Google or other search engines, including their name and keywords like "actor," "movie," or "television."
Let me know if you have any other information about Vladimir Sez that might help me find more about them.