Heidi Rosemarie Brühl was a German singer and actress who represented Germany in the Eurovision Song Contest 1963 with the song "Marcel", which finished in ninth place. Brühl's first screen appearance was in the 1954 film "Der letzte Sommer" with Liselotte Pulver, but it was in the role of Dalli, in what became known as the "Immenhof films", that she became famous in Germany. She died of breast cancer in 1991 at the age of 49.