* He is not a professional actor: Perhaps he is a private individual with a similar name, or he might be involved in amateur acting.
* He goes by a different name professionally: He might use a stage name or a different spelling.
* His work is not widely publicized: He may have been involved in smaller, independent projects that haven't received much attention.
To find more information, you could:
* Try a more specific search: Include additional details like his hometown or other potential projects you might know about.
* Check IMDb or other movie databases: Even if his name isn't in the main database, he may have credits under a different name or in a different capacity (e.g., as a crew member).
* Look for online profiles: Social media or professional networking sites may provide clues about his activities.
Without more specific details, it's difficult to find information about Roman Oben's acting or filmmaking career.