Eric Millegan was born on August 25, 1974 in Hackettstown, New Jersey. This openly gay American actor initially started performing in musical theaters. His credits include Harold & Maude: The Musical, On Line, Law & Order: Criminal Intent, 100 Centre Street and Curb Your Enthusiasm. At present, he is part of the television series Bones where he plays Dr. Zack Addy. Dr. Zack Addy is the assistant of Dr. Brennan who was a former child prodigy. He acquired two doctorates and allegedly has a photographic memory. Even though he is extremely smart, he still lacks the confidence to express crucial insights when it comes to the team's cases. Moreover, he often consults Angela when especially when it comes to fashion and his appearance.