Karlheinz Böhm was a German-born Austrian actor and philanthropist. He took part in 45 films and became well known in Austria and Germany for his role as Emperor Franz Joseph I of Austria in the Sissi film trilogy and internationally for his role as Mark, the psychopathic protagonist of Peeping Tom, directed by Michael Powell. He was the founder of the trust Menschen für Menschen, which helps people in need in Ethiopia. He also received honorary Ethiopian citizenship in 2003.

Sissi is a 1955 Austrian historical romance film written and directed by Ernst Marischka and starring Romy Schneider, Karlheinz Böhm, Magda Schneider, Uta Franz, Gustav Knuth, Josef Meinrad, Vilma Degischer and Peter Weck. Sissi is the first installment in the trilogy of films about Empress Elisabeth of Austria, who was known to her family as "Sisi". It was followed by The Young Empress and Fateful Years of an Empress.