Question: In which movie, directed by Robert Siodmak, did Romy Schneider star after she moved to France? Magnificent Sinner

Related documents: [0]  [DOC] Romy Schneider (23 September 1938 – 29 May 1982) was a film actress born in Vienna who held German and French citizenship. She started her career in the German "Heimatfilm " genre in the early 1950s when she was 15. From 1955 to 1957, she played the central character of Empress Elisabeth of Austria in the Austrian "Sissi" trilogy. Schneider moved to France where she made successful and critically acclaimed films with some of the most notable film directors of that era. [END] 
[1]  [DOC] Magnificent Sinner (original French title: Katia) is a 1959 French film by director Robert Siodmak about the romance between Tsar Alexander II of Russia and the then-schoolgirl Catherine Dolgorukov, who later became his mistress and finally his morganatic wife. It stars Romy Schneider as Katia, a schoolgirl who becomes the Tsar's mistress and Curd Jürgens as Tsar Alexander II of Russia. The film, originally released as "Katia", was a remake of a 1938 French film of the same name, which starred Danielle Darrieux. [END]  
Answer: Magnificent Sinner
Magnificent Sinner