* The name is misspelled: Check for variations in spelling, like Amanda Tates, Amanda Tate-something, or Amanda with a different middle name.
* She uses a stage name: Try searching for other names she might use in her professional work.
* She's a relatively unknown actress: If she's a newer or less prominent actress, her information might not be readily available online.
To help you find more information, could you provide any additional details about Amanda Tate? For example:
* Do you know anything about her background, like her age or where she's from?
* Do you have any specific movies or TV shows you think she might have been in?
With more information, it might be easier to find her filmography.