1) In 1918, the year of the revolution, when her family was killed, Anastasia was 17. In the movie she was about 10.
2) Not all of her family was killed that day. In fact only Anastasia, her parents Emperor Nicholas Romanov, Empresses Alexandra, Agnostic's sisters Olga, Tatiana and Maria, and her younger brother Alexei were killed on that day. Later in that month, Anastasia's uncle Mikhail was murdered in Perm, her aunt Grand Duchess Elizabeth, her uncle Grand Duke Sergei Mikhailovich, along with a few other relatives in Alapaevsk.
3) Anastasia was not a princess. She was a grand duchess.…