Sonya Walger: Sonya Walger. Actress: The Librarian: Quest for the Spear. Sonya Walger is a British actress who also holds American citizenship. She had starring roles in the short-lived sitcoms The Mind of the Married Man (2001-2002) and Coupling (2003) before landing her role as Penny Widmore in the ABC drama series Lost (2006-2010). Walger later starred on Tell Me You Love Me (2007), FlashForward (2009-2010), Common Law (2012), The Catch (2016-2017)...