Barrett Conrad Foa (born September 18, 1977) is an American bari-tenor singer, dancer, and actor, with over a decade in Broadway theatre shows. He has played many leading characters in off-Broadway and regional theatre productions. He has appeared in multiple Broadway shows, including Mamma Mia! and as Princeton and Rod in Avenue Q. From 2009 to 2021, he portrayed Eric Beale on the military police procedural NCIS: Los Angeles.