Peter Jurasik

Peter Jurasik ( ; born April 25, 1950) is an American actor known for his television roles as Londo Mollari in the 1990s science fiction series ''Babylon 5'' and Sid the Snitch on the 1980s series ''Hill Street Blues'' and its short-lived spinoff ''Beverly Hills Buntz''. Peter Jurasik also portrayed Oberon Geiger, Diana's boss, in the T.V. series ''Sliders''. Provided by Wikipedia