It is possible that:
* They are not a professional actor. They may be involved in other fields, or have a private profile.
* They may use a different stage name.
* They may have participated in smaller projects that are not widely documented.
To find more information, you could try searching for Tyhm Kennedy's name on websites like IMDb or other online movie databases, and social media platforms. You could also try searching for their name in combination with any other known information, such as their location or profession.