Eric Server (born 14 December 1944 in Santa Monica, California) is an American television character actor, best known for providing the voice of computer brain Dr. Theopolis in the 1979 TV series, Buck Rogers in the 25th Century. He guest-starred in the Star Trek: Deep Space Nine episode "The Circle" and in the Battlestar Galactica episode "The Magnificent Warriors". Today, he lives in Burbank with his wife Colleen and is the father of two children, Breanne and Anthony. He works as a licenced tax preparer in Culver City for Joffe Tax, Inc. as well as carrying his own list for E Server, Inc.