"it appears that you have beat us again, sir"- Dr. Brighid Vasuda Ning, conversation with Old Gray after the bet both she and The G-Man had with their Employer.
Dr. Brighid Vasuda Ning, refer to simply as Dr. Ning, is another person that's "Employed" by Old Gray. She is seen the least as she prefer to stay at Old Gray's Mansion doing scientific experiments, then doing work for Old Gray. She does, however, preform work for Old Gray from time to time.