It's possible that:
* The name is misspelled. Perhaps a slightly different spelling exists.
* This is a very niche or local actor. They might be involved in projects that haven't gained widespread attention.
* They are not publicly known. There are many actors who work in smaller roles or behind the scenes, making their names less recognizable.
If you have more context about Jade Prechelt, such as where you heard their name or what kind of projects they might be involved in, it would be easier to search for information about them.