Stephanie Corneliussen is a Danish model and actress. She started her professional acting career in the 2010s. Her first acting gig was as minor role in the movie Hansel & Gretel: Witch Hunters. She next appeared on the TV movie Hello Ladies: The Movie. She then started her TV career, first appearing as a guest role on Royal Pains, Bad Judge, and The Exes. Her role as Joanna Wellick on Mr. Robot earned her wider recognition. This also marked her first regular role on the small screen. In addition, she plays the recurring role of Valentina Vostok on Legends of Tomorrow.