Saskia Rosendahl began her career with the children's ballet of the Halle Opera, with which she performed various theatre appearances from 2001 to 2011.

The magazine Variety praised the maturity and security of the portrayal of her complex role and called Rosendahl an "exciting new talent".

She graduated from school in 2012 and was part of the ensemble of Vivian Naefe's cinema adaptation of the book bestseller The Taste of Apple Seeds [de].

From August to October 2012, she was directed by Denis Dercourt in a leading role for the movie A Pact [fr] in front of the camera.

Do your thing (2020) she plays Petra, immortalised in the song "Mädchen aus Ostberlin" by Udo Lindenberg.