Claudia Ann Christian[1] (born Claudia Ann Coghlan;[2] August 10, 1965)[1] is an American actress and singer, known for her role as Commander Susan Ivanova on the science fiction television series Babylon 5. She has also voiced several characters for the Bethesda Softworks video games Skyrim and Fallout 4. [3][4][5] Her main charity work is publicizing The Sinclair Method as a cure for alcoholism.[6]