* The name is misspelled: There might be a similar name or a slight variation in spelling.
* He's not a well-known figure: He might work behind the scenes, in a supporting role, or in independent productions not widely documented.
To help me find the information you're looking for, could you provide:
* Any additional details: Is this a specific David Tuchman? Do you have any other information about him, like his profession or any projects he's worked on?
* A specific time period: Is there a particular time frame you're interested in?
With more details, I can try to locate information about this individual.