Elga Andersen (née Helga Hymen or Hymmen) (2 February 1935 – 7 December 1994) was a German actress and singer. She starred in more than one dozen French films in the 1950s and 1960s and also debuted as a recording artist in the 1950s. She performed the songs "Treu sein" and "Sündenlied" in the 1961 film The Guns of Navarone, and co-starred in the 1971 Steve McQueen film Le Mans. Together with her second husband, Peter Gimbel, she embarked on a 1981 diving expedition of the sunken SS Andrea Doria.
Source : Wikipedia