Jamie-Lynn Sigler. Actress: Die Sopranos. Jamie-Lynn Sigler has been acting and singing since the age of 7. She got her start in New York regional theater, and has since starred in over two dozen theatrical productions including "Annie," "The Wizard of Oz," "The Sound of Music," "The Wiz," and "Gypsy." In the summer of 2001, she starred in the touring production of Richard Rodgers and Oscar Hammerstein II's "Cinderella," playing...